Cita APA

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

Citación estilo Chicago

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

Cita MLA

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

Warning: These citations may not always be 100% accurate.