Παραπομπή APA

Bagnold, R. A. (1941). physics of brown sand and desert dunes. Chapman & Hall.

Παραπομπή Chicago Style

Bagnold, R A. Physics of Brown Sand and Desert Dunes. London: Chapman & Hall, 1941.

Παραπομπή MLA

Bagnold, R A. Physics of Brown Sand and Desert Dunes. Chapman & Hall, 1941.