APA (7th ed.) Citation

Friedman, H. (1975). The amazing universe. National Geographic Society.

Chicago Style (17th ed.) Citation

Friedman, H. The Amazing Universe. Washington, D.C: National Geographic Society, 1975.

MLA (9th ed.) Citation

Friedman, H. The Amazing Universe. National Geographic Society, 1975.

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