APA (7th ed.) Citation

Himus, G. W. (1954). A dictionary of geology (1st., ed.). Penguin Books.

Chicago Style (17th ed.) Citation

Himus, G. W. A Dictionary of Geology. 1st., ed. Harmondsworth, Middlesex: Penguin Books, 1954.

MLA (9th ed.) Citation

Himus, G. W. A Dictionary of Geology. 1st., ed. Penguin Books, 1954.