APA Citation

Asimov, I. 1., & Fernández Zulaica, J. (1985). Opus 100. Madrid: Alianza Editorial.

Chicago Style Citation

Asimov, Isaac 1920-1992, and Jesús Fernández Zulaica. Opus 100. Madrid: Alianza Editorial, 1985.

MLA Citation

Asimov, Isaac 1920-1992, and Jesús Fernández Zulaica. Opus 100. Madrid: Alianza Editorial, 1985.

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