APA (7th ed.) Citation

Breña, R. (2004). The story of a friendship and the quarrel that ended it. El Colegio de México A.C.

Chicago Style (17th ed.) Citation

Breña, Roberto. The Story of a Friendship and the Quarrel That Ended It. El Colegio de México A.C, 2004.

MLA (9th ed.) Citation

Breña, Roberto. The Story of a Friendship and the Quarrel That Ended It. El Colegio de México A.C, 2004.

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