APA

Notestein F. W., .Differential fertility in the East North Central States. New York: s.n.

Chicago

Notestein Frank W, .Differential fertility in the East North Central States. New York: s.n.

Harvard

Notestein F. W., .Differential fertility in the East North Central States. New York: s.n.

MLA

Notestein Frank W, .New York: s.n. .