APA (7th ed.) Citation

Conwell, M. K., & Belpre, P. (1971). Libros En Espanol: An Annotated List of Children's Books in Spanish.

Chicago Style (17th ed.) Citation

Conwell, Mary K., and Pura Belpre. Libros En Espanol: An Annotated List of Children's Books in Spanish. 1971.

MLA (9th ed.) Citation

Conwell, Mary K., and Pura Belpre. Libros En Espanol: An Annotated List of Children's Books in Spanish. 1971.

Warning: These citations may not always be 100% accurate.