Ross, S. R. J., Eyre, P., Wood, S. M., Jarman, K., & Warburton, P. (1994). Longman co-ordinated geography (1. publ., 3. impression.). Longman.
Cita Chicago Style (17a ed.)Ross, Simon R. J., Peter Eyre, Sylvia M. Wood, Kerstin Jarman, y Paul Warburton. Longman Co-ordinated Geography. 1. publ., 3. impression. Harlow: Longman, 1994.
Cita MLA (9a ed.)Ross, Simon R. J., et al. Longman Co-ordinated Geography. 1. publ., 3. impression. Longman, 1994.
Precaución: Estas citas no son 100% exactas.