APA (7e ed.) Bronvermelding

Johnson, P. (2004). Business economics-II S.Y.B.Com (7th rev.). manan.

Chicago (17e ed.) Bronvermelding

Johnson, P. Business Economics-II S.Y.B.Com. 7th rev. Mumbai: manan, 2004.

MLA (9e ed.) Bronvermelding

Johnson, P. Business Economics-II S.Y.B.Com. 7th rev. manan, 2004.