APA (7e ed.) Bronvermelding

ALLEN JOSEPH. (1979). EFFECTIVE BUSINESS COMMUNICATION A PRATICAL GUIDE. GOODYEAR.

Chicago (17e ed.) Bronvermelding

ALLEN JOSEPH. EFFECTIVE BUSINESS COMMUNICATION A PRATICAL GUIDE. CALIFORNIA: GOODYEAR, 1979.

MLA (9e ed.) Bronvermelding

ALLEN JOSEPH. EFFECTIVE BUSINESS COMMUNICATION A PRATICAL GUIDE. GOODYEAR, 1979.

Let op: Deze citaties zijn niet altijd 100% accuraat.