Haviland, V., & Watt, L. B. (1972). Children's Books 1971: A List of Books for Preschool Through Junior High School Age.
Cita Chicago Style (17a ed.)Haviland, Virginia, y Lois B. Watt. Children's Books 1971: A List of Books for Preschool Through Junior High School Age. 1972.
Cita MLA (9a ed.)Haviland, Virginia, y Lois B. Watt. Children's Books 1971: A List of Books for Preschool Through Junior High School Age. 1972.
Precaución: Estas citas no son 100% exactas.