Cita APA (7th ed.)
Trevor, J. R. (1970). Proverbs to poem. McGraw-Hill.
Cita Chicago (17th ed.)
Trevor, J. Robert. Proverbs to Poem. New York: McGraw-Hill, 1970.
Cita MLA (9th ed.)
Trevor, J. Robert. Proverbs to Poem. McGraw-Hill, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.