Harper, P. (2003). Osito blanco (1a. ed.). Ed. Juventud.
Chicago Style (17th ed.) CitationHarper, Piers. Osito Blanco. 1a. ed. Barcelona: Ed. Juventud, 2003.
MLA (9th ed.) CitationHarper, Piers. Osito Blanco. 1a. ed. Ed. Juventud, 2003.
Warning: These citations may not always be 100% accurate.