Citazione Stile APA (7a Edizione)

Osborne, J. (1972). The gift of friendship: A play for television. Faber.

Citazione stile Chigago Style (17a edizione)

Osborne, John. The Gift of Friendship: A Play for Television. London: Faber, 1972.

Citatione MLA (9a ed.)

Osborne, John. The Gift of Friendship: A Play for Television. Faber, 1972.