Cita APA (7th ed.)
(1988). Reference books for young readers: Authoritative evaluations of encyclopedias , atlases and dictionaries. R.R. Bowker Company.
Cita Chicago (17th ed.)
Reference Books for Young Readers: Authoritative Evaluations of Encyclopedias , Atlases and Dictionaries. New York: R.R. Bowker Company, 1988.
Cita MLA (9th ed.)
Reference Books for Young Readers: Authoritative Evaluations of Encyclopedias , Atlases and Dictionaries. R.R. Bowker Company, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.