APA (7th ed.) Citation

Sielmann, H. (1981). Wilderness expeditions. F. Watts ; Naturalis.

Chicago Style (17th ed.) Citation

Sielmann, Heinz. Wilderness Expeditions. [New York, N.Y.] : [Munich]: F. Watts ; Naturalis, 1981.

MLA (9th ed.) Citation

Sielmann, Heinz. Wilderness Expeditions. F. Watts ; Naturalis, 1981.