Cita APA (7a ed.)

Nichols, H. L. (1957). Moving the earth: The worbook of excavation. D.Van Nostrand.

Cita Chicago Style (17a ed.)

Nichols, Herbert L. Moving the Earth: The Worbook of Excavation. New Jersey: D.Van Nostrand, 1957.

Cita MLA (8a ed.)

Nichols, Herbert L. Moving the Earth: The Worbook of Excavation. D.Van Nostrand, 1957.