Cita APA (7a ed.)

Worthington, B. D. R., Gant, R., & Worthington, B. D. R. (1983). Ordnance survey mapwork: A course for first examinations (1. publ.). Macmillan Education.

Cita Chicago Style (17a ed.)

Worthington, Basil D. R., Robert Gant, y B. D. R. Worthington. Ordnance Survey Mapwork: A Course for First Examinations. 1. publ. Basingstoke: Macmillan Education, 1983.

Cita MLA (9a ed.)

Worthington, Basil D. R., et al. Ordnance Survey Mapwork: A Course for First Examinations. 1. publ. Macmillan Education, 1983.