APA aipamena

John Gerrard. (1987). Alluvial soils. New York: Van Nostrand Reinhold.

Chicago Style aipamena

John Gerrard. Alluvial Soils. New York: Van Nostrand Reinhold, 1987.

MLA aipamena

John Gerrard. Alluvial Soils. New York: Van Nostrand Reinhold, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.