Cita APA

Mather, K. F. 1. (1929). Old mother earth. Cambridge: Harvard university press.

Citación estilo Chicago

Mather, Kirtley Fletcher 1888-1978. Old Mother Earth. Cambridge: Harvard university press, 1929.

Cita MLA

Mather, Kirtley Fletcher 1888-1978. Old Mother Earth. Cambridge: Harvard university press, 1929.