APA (7th ed.) Citation

Moore, W. G. (1968). A dictionary of geography: Definitions and explanations of terms used in physical geography (4a. ed.). Penguin Books.

Chicago Style (17th ed.) Citation

Moore, Wilfred George. A Dictionary of Geography: Definitions and Explanations of Terms Used in Physical Geography. 4a. ed. Harmondsworth: Penguin Books, 1968.

MLA (9th ed.) Citation

Moore, Wilfred George. A Dictionary of Geography: Definitions and Explanations of Terms Used in Physical Geography. 4a. ed. Penguin Books, 1968.