Cita APA (7th ed.)

FITZPATRICK, E. (1983). Soil: Their formation, classification and distribution. Longman.

Cita Chicago (17th ed.)

FITZPATRICK, E.A. Soil: Their Formation, Classification and Distribution. London: Longman, 1983.

Cita MLA (9th ed.)

FITZPATRICK, E.A. Soil: Their Formation, Classification and Distribution. Longman, 1983.