APA引文

Heller, R. (2000). Peter Drucker (NA.). Dorling Kindersley.

Chicago Style (17th ed.) Citation

Heller, Robert. Peter Drucker. NA. London: Dorling Kindersley, 2000.

MLA引文

Heller, Robert. Peter Drucker. NA. Dorling Kindersley, 2000.

警告：這些引文格式不一定是100％准確.