Cita APA (7th ed.)

(1989). Lexicon universal encyclopedia. Lexicon Pub.

Cita Chicago (17th ed.)

Lexicon Universal Encyclopedia. New York: Lexicon Pub, 1989.

Cita MLA (9th ed.)

Lexicon Universal Encyclopedia. Lexicon Pub, 1989.

Atenció: Aquestes cites poden no estar 100% correctes.