| Babes in bondage : indentured Irish children in Philadelphia in the nineteenth century | Clark, Dennis | Article in Journal | | 1977 |
| Éireannach éigin : William J. Bradley (1892-1981), Sinn Féin advocate | Clark, Dennis | Article in Journal | | 1983 |
| Erin's heirs | | Monograph or Collective Volume | [s.n.] | 1991 |
| Ethnic enterprise and urban development | Clark, Dennis | Article in Journal | | 1978 |
| Hibernia America : the Irish and regional cultures | Clark, Dennis | Monograph or Collective Volume | Greenwood Press | 1986 |
| Irish blood : Northern Ireland and the American conscience | Clark, Dennis | Monograph or Collective Volume | Kennikat Press | 1977 |
| Irish women workers and American labor patterns : the Philadelphia story | Clark, Dennis | Article in Book | | 1995 |
| Kellyville : an immigrant enterprise | Clark, Dennis | Article in Journal | | 1972 |
| Letters from the underground : the Fenian correspondence of James Gibbons | Clark, Dennis | Article in Journal | | 1970 |
| Militants of the 1860's : the Philadelphia Fenians | Clark, Dennis | Article in Journal | | 1971 |
| Muted heritage : Gaelic in an American city | Clark, Dennis | Article in Journal | | 1971 |
| Our own kind : Irish life in an urban setting | Clark, Dennis | Article in Journal | | 1979 |
| Portraying Irish America : trans-Atlantic revisions | Clark, Dennis | Article in Journal | | 1994 |
| Sticking together in the urban work world : Irish immigrants in Philadelphia in 1850 | Clark, Dennis | Article in Journal | | 1992 |
| Terrorism in Ireland : renewal of a tradition | Clark, Dennis | Article in Book | | 1978 |
| The Irish in American economy | Clark, Dennis | Article in Book | | 1985 |
| The Irish in Pennsylvania | Clark, Dennis | Monograph or Collective Volume | [s.n.] | 1991 |
| The Irish in Philadelphia : ten generations of urban experience | Clark, Dennis | Monograph or Collective Volume | Temple University Press | 1973 |
| The Irish in Philadelphia : ten generations of urban experience | Clark, Dennis | Monograph or Collective Volume | Temple University Press | 1984 |
| The Irish relations : trials of an immigrant tradition | Clark, Dennis | Monograph or Collective Volume | Associated University Presses | 1982 |