Chisholm, G. (1975). Chisholm`s handbook of commercial Geography (19th.). Longman.
Citación estilo ChicagoChisholm, G. Chisholm`s Handbook of Commercial Geography. 19th. London: Longman, 1975.
Cita MLAChisholm, G. Chisholm`s Handbook of Commercial Geography. 19th. Longman, 1975.
Warning: These citations may not always be 100% accurate.