Cita APA (7th ed.)

Sharp, R. A. (1986). Friendship and literature: Spirit and form. Duke University Press.

Cita Chicago (17th ed.)

Sharp, Ronald A. Friendship and Literature: Spirit and Form. Durham: Duke University Press, 1986.

Cita MLA (9th ed.)

Sharp, Ronald A. Friendship and Literature: Spirit and Form. Duke University Press, 1986.