MANDEL STEVE. (2000). EFFECTIVE PRESENTATIONS SKILLS (3RD.). CRISP PUBLICATION.
Chicago (17e ed.) BronvermeldingMANDEL STEVE. EFFECTIVE PRESENTATIONS SKILLS. 3RD. CALIFORNIA: CRISP PUBLICATION, 2000.
MLA (9e ed.) BronvermeldingMANDEL STEVE. EFFECTIVE PRESENTATIONS SKILLS. 3RD. CRISP PUBLICATION, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.