APA (7th ed.) Citation

Aitken, W. G. (1956). The Jurassic-Cretaceous junction in Tanganyika. s.n..

Chicago Style (17th ed.) Citation

Aitken, W. G. The Jurassic-Cretaceous Junction in Tanganyika. [London?: s.n., 1956.

MLA (8th ed.) Citation

Aitken, W. G. The Jurassic-Cretaceous Junction in Tanganyika. s.n., 1956.

Warning: These citations may not always be 100% accurate.