American men of science : a biographical directory

MLA

Cattell, Jacques. American Men of Science : a Biographical Directory. 7th [rev.] ed. Lancaster, PA: The science press, 1944.

APA

Cattell, J. (1944). American men of science : a biographical directory. 7th [rev.] ed. Lancaster, PA: The science press.

Chicago

Cattell, Jacques ed. American Men of Science: A Biographical Directory. 7th [rev.] ed. Lancaster, PA: The science press, 1944.