APA (7th ed.) Citation

Zumárraga, E. (1970). The three-headed Cerberus. [s.n.].

Chicago Style (17th ed.) Citation

Zumárraga, Elena. The Three-headed Cerberus. [S.l.]: [s.n.], 1970.

MLA (9th ed.) Citation

Zumárraga, Elena. The Three-headed Cerberus. [s.n.], 1970.

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