APA (7th ed.) Citation

Barnes, J. W. (1991). Basic geological mapping (2nd ed.). [publisher not identified].

Chicago Style (17th ed.) Citation

Barnes, J. W. Basic Geological Mapping. 2nd ed. Milton Keynes [Buckinghamshire] : Open University Press ; New York : Halsted Press: [publisher not identified], 1991.

MLA (9th ed.) Citation

Barnes, J. W. Basic Geological Mapping. 2nd ed. [publisher not identified], 1991.