Gaya APA

Baum, E. (1956). Methodological procedures in the economic analysis of fertilizer use data . Ames, Lowa: The Lowa State College Press.

Gaya MLA

Baum, E.L.. "Methodological procedures in the economic analysis of fertilizer use data". Ames, Lowa: The Lowa State College Press, 1956. Printed Book.