Sharp, R. A. (1986). Friendship and literature: Spirit and form. Duke University Press.
Citazione stile Chigago Style (17a edizione)Sharp, Ronald A. Friendship and Literature: Spirit and Form. Durham: Duke University Press, 1986.
Citatione MLA (9a ed.)Sharp, Ronald A. Friendship and Literature: Spirit and Form. Duke University Press, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.