Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.