APA (7th ed.) Citation

MCDONALD, G. A. (1972). Volcanoes. Prentice Hall.

Chicago Style (17th ed.) Citation

MCDONALD, Gordon A. Volcanoes. Prentice Hall, 1972.

MLA (8th ed.) Citation

MCDONALD, Gordon A. Volcanoes. Prentice Hall, 1972.

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