- Foner, Philip Sheldon, 1910- (3)
- Webb, Beatrice Potter, 1858-1943 (2)
- Webb, Sidney, 1859-1947 (2)
- Blauner, Robert (1)
- Boeri, Tito (1)
- Booth, Alison L. (1)
- Brugiavini, Agar (1)
- Calmfors, Lars, 1948- (1)
- Clack, Garfield (1)
- David Brody (1)
- De Witte, Hans (1)
- Fichter, Michael (1)
- Fondazione Rodolfo Debenedetti (1)
- Galenson, Walter, 1914- (1)
- McKersie, Robert B. (1)
- National Labor Relations Board (1)
- Pasture, Patrick, 1961- (1)
- Phelps, Orme Wheelock (1)
- Roberts, Geoffrey (1)
- Serrano, Melisa (1)
- Sturmthal, Adolf Fox (1)
- Turner, H. A. (Herbert Arthur), 1919- (1)
- Van Gyes, Guy (1)
- Walton, Richard Eugene (1)
- Xhafa, Edlira (1)
- no value (19)