APA (7th ed.) Zitazioa
Reed, J., Reed, D., & Trapkus, C. (2009). Lifetime learning companion. Brook Farm Books.
Chicago Style (17th ed.) Zitazioa
Reed, Jean, Donn Reed, eta Chuck Trapkus. Lifetime Learning Companion. Bridgewater, Me.: Brook Farm Books, 2009.
MLA (9th ed.) Zitazioa
Reed, Jean, et al. Lifetime Learning Companion. Brook Farm Books, 2009.
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