APA (7th ed.) Citation

Bergamini, D. (1971). El Universo. Time Life.

Chicago Style (17th ed.) Citation

Bergamini, David. El Universo. México, D.F: Time Life, 1971.

MLA (9th ed.) Citation

Bergamini, David. El Universo. Time Life, 1971.

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