Cita APA (7th ed.)
Reader's Digest. (1970). Family health guide and medical encyclopedia. RDA.
Cita Chicago (17th ed.)
Reader's Digest. Family Health Guide and Medical Encyclopedia. New York: RDA, 1970.
Cita MLA (9th ed.)
Reader's Digest. Family Health Guide and Medical Encyclopedia. RDA, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.