Barnabas, B. (1984). Develop your power to deal with people. Parker Publishing.
Chicago (17e ed.) BronvermeldingBarnabas, Bentley. Develop Your Power to Deal with People. India: Parker Publishing, 1984.
MLA (8e ed.) BronvermeldingBarnabas, Bentley. Develop Your Power to Deal with People. Parker Publishing, 1984.
Let op: Deze citaties zijn niet altijd 100% accuraat.