APA (7th ed.) Citation

Laude, P., & Cooper, C. (1988). Polo norte, polo sur. SM.

Chicago Style (17th ed.) Citation

Laude, Patrick, and Charlie Cooper. Polo Norte, Polo Sur. Madrid: SM, 1988.

MLA (9th ed.) Citation

Laude, Patrick, and Charlie Cooper. Polo Norte, Polo Sur. SM, 1988.