APA (7e ed.) Bronvermelding

Schuller, R. H. (1988). Success is never ending, failure is never final. T. Nelson Publishers, Bantam Books.

Chicago (17e ed.) Bronvermelding

Schuller, Robert H. Success Is Never Ending, Failure Is Never Final. Nashville : New York: T. Nelson Publishers, Bantam Books, 1988.

MLA (8e ed.) Bronvermelding

Schuller, Robert H. Success Is Never Ending, Failure Is Never Final. T. Nelson Publishers, Bantam Books, 1988.

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