APA (7e ed.) Bronvermelding

Michaelson, G. (2004). Sun try strategies for selling. T M H.

Chicago (17e ed.) Bronvermelding

Michaelson, Gerald. Sun Try Strategies for Selling. New Delhi: T M H, 2004.

MLA (9e ed.) Bronvermelding

Michaelson, Gerald. Sun Try Strategies for Selling. T M H, 2004.