Cita APA (7th ed.)

Sader, M., Allison, B., Thomas, R. L., & Fitzgibbons, S. A. (1988). Reference books for young readers: Authoritative evaluations of encyclopedias, atlases, and dictionaries. R.R. Bowker.

Cita Chicago (17th ed.)

Sader, Marion, Brent Allison, Rebecca L. Thomas, i Shirley A. Fitzgibbons. Reference Books for Young Readers: Authoritative Evaluations of Encyclopedias, Atlases, and Dictionaries. New York: R.R. Bowker, 1988.

Cita MLA (8th ed.)

Sader, Marion, et al. Reference Books for Young Readers: Authoritative Evaluations of Encyclopedias, Atlases, and Dictionaries. R.R. Bowker, 1988.