Style de citation APA (7e éd.)

Lawrence, P. (1992). Qualifications: Survey and mapping qualifications for the 1990s. London : British Cartographic Society.

Style de citation Chicago (17e éd.)

Lawrence, Peter. Qualifications: Survey and Mapping Qualifications for the 1990s. London : British Cartographic Society, 1992.

Style de citation MLA (9e éd.)

Lawrence, Peter. Qualifications: Survey and Mapping Qualifications for the 1990s. London : British Cartographic Society, 1992.