APA (7e ed.) Bronvermelding

Barnabas, B. (1984). Develop your power to deal with people. Parker Publishing.

Chicago (17e ed.) Bronvermelding

Barnabas, Bentley. Develop Your Power to Deal with People. India: Parker Publishing, 1984.

MLA (8e ed.) Bronvermelding

Barnabas, Bentley. Develop Your Power to Deal with People. Parker Publishing, 1984.

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