Cita APA

Heller Robert. (2000). Peter Drucker. Dorling Kindersley.

Citación estilo Chicago

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

Cita MLA

Heller Robert. Peter Drucker. Dorling Kindersley, 2000.

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