Cita APA (7th ed.)

May, I. (1959). Collins italian gem dictionary. Italian-english, english italian. Collins Clear-Type Press.

Cita Chicago (17th ed.)

May, Isopel. Collins Italian Gem Dictionary. Italian-english, English Italian. Gran Bretaña: Collins Clear-Type Press, 1959.

Cita MLA (9th ed.)

May, Isopel. Collins Italian Gem Dictionary. Italian-english, English Italian. Collins Clear-Type Press, 1959.