APA (7th ed.) Citation

Dorling Kindersley Cartography (Firm), DK Publishing, Inc, Dorling Kindersley Limited, & Mumford, S. (2021). Reference world atlas (Eleventh edition. This American edition 2021.). DK Penguin Random House.

Chicago Style (17th ed.) Citation

Dorling Kindersley Cartography (Firm), Inc DK Publishing, Dorling Kindersley Limited, and Simon Mumford. Reference World Atlas. Eleventh edition. This American edition 2021. New York, New York: DK Penguin Random House, 2021.

MLA (9th ed.) Citation

Dorling Kindersley Cartography (Firm), et al. Reference World Atlas. Eleventh edition. This American edition 2021. DK Penguin Random House, 2021.