APA aipamena

Alpízar Moya, S. (1992). Children's Library system, its projection in the Costa Rican Education.

Chicago Style aipamena

Alpízar Moya, Sandra. Children's Library System, Its Projection in the Costa Rican Education. 1992.

MLA aipamena

Alpízar Moya, Sandra. Children's Library System, Its Projection in the Costa Rican Education. 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.