APA (7th ed.) Citation

Selgas, J., Alarcón, P. A. d., Caballero, F., & Bécquer, G. A. (2006). Stories by Foreign Authors: Spanish. Project Gutenberg.

Chicago Style (17th ed.) Citation

Selgas, José, Pedro Antonio de Alarcón, Fernán Caballero, and Gustavo Adolfo Bécquer. Stories by Foreign Authors: Spanish. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Selgas, José, et al. Stories by Foreign Authors: Spanish. Project Gutenberg, 2006.

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