APA (7e ed.) Bronvermelding

Johnson, P. (2010). Business economics 2 S.Y.B.Com (2nd rev ed.). Manan Prakashan.

Chicago (17e ed.) Bronvermelding

Johnson, P. Business Economics 2 S.Y.B.Com. 2nd rev ed. Mumbai: Manan Prakashan, 2010.

MLA (9e ed.) Bronvermelding

Johnson, P. Business Economics 2 S.Y.B.Com. 2nd rev ed. Manan Prakashan, 2010.