Cita APA (7a ed.)
(1990). Northern Ontario Business. Laurentian Business Publishing, Inc..
Cita Chicago Style (17a ed.)
Northern Ontario Business. Ottawa: Laurentian Business Publishing, Inc., 1990.
Cita MLA (9a ed.)
Northern Ontario Business. Laurentian Business Publishing, Inc., 1990.
Precaución: Estas citas no son 100% exactas.