APA (7th ed.) Citation

Asimov, I. (1985). El cometa Halley. Plaza.

Chicago Style (17th ed.) Citation

Asimov, Isaac. El Cometa Halley. Barcelona: Plaza, 1985.

MLA (9th ed.) Citation

Asimov, Isaac. El Cometa Halley. Plaza, 1985.

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