APA Edition Citation

Billings, M. (1972). Structural Geology. Prentice-Hall of India.

Chicago Edition Citation

Billings, Marland.P. Structural Geology. Delhi: Prentice-Hall of India, 1972.

MLA Edition Citation

Billings, Marland.P. Structural Geology. Prentice-Hall of India, 1972.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.