APA (7th ed.) Citation

Billings, M. P. (1964). Structural geology. Prentice-Hall.

Chicago Style (17th ed.) Citation

Billings, Marland P. Structural Geology. New Jersey: Prentice-Hall, 1964.

MLA (9th ed.) Citation

Billings, Marland P. Structural Geology. Prentice-Hall, 1964.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.