APA-Zitierstil (7. Ausg.)

Cattell, J. (1951). Directory of American scholars: A biographical directory (2.ed.). Science Pr.

Chicago-Zitierstil (17. Ausg.)

Cattell, Jaques. Directory of American Scholars: A Biographical Directory. 2.ed. Lancaster: Science Pr, 1951.

MLA-Zitierstil (9. Ausg.)

Cattell, Jaques. Directory of American Scholars: A Biographical Directory. 2.ed. Science Pr, 1951.