APA (7th ed.) Citation

Barnes, J. W. (1990). Basic geological mapping (2nd ed.). Open University Press.

Chicago Style (17th ed.) Citation

Barnes, J. W. Basic Geological Mapping. 2nd ed. Milton Keynes: Open University Press, 1990.

MLA (9th ed.) Citation

Barnes, J. W. Basic Geological Mapping. 2nd ed. Open University Press, 1990.