APA (7th ed.) Citation

Keates, J. S. (1982). Understanding maps / J.S. Keates. Longman.

Chicago Style (17th ed.) Citation

Keates, J. S. Understanding Maps / J.S. Keates. London: Longman, 1982.

MLA (9th ed.) Citation

Keates, J. S. Understanding Maps / J.S. Keates. Longman, 1982.

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