APA (7th ed.) Citation

Himus, G. W. (1951). The elements of field geology. University Tutorial Press.

Chicago Style (17th ed.) Citation

Himus, G. W. The Elements of Field Geology. London: University Tutorial Press, 1951.

MLA (9th ed.) Citation

Himus, G. W. The Elements of Field Geology. University Tutorial Press, 1951.