APA (7th ed.) Citation

Roberts, J. L. (1982). Introduction to geological maps and structures. Pergamon.

Chicago Style (17th ed.) Citation

Roberts, John L. Introduction to Geological Maps and Structures. Pergamon, 1982.

MLA (8th ed.) Citation

Roberts, John L. Introduction to Geological Maps and Structures. Pergamon, 1982.

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