Citazione Stile APA (7a Edizione)

Portugés, P., & Ginsberg, A. (1978). The visionary poetics of Allen Ginsberg: By Paul Portugés. Ross-Erikson.

Citazione stile Chigago Style (17a edizione)

Portugés, Paul, e Allen Ginsberg. The Visionary Poetics of Allen Ginsberg: By Paul Portugés. Santa Barbara, Calif.: Ross-Erikson, 1978.

Citatione MLA (8a ed.)

Portugés, Paul, e Allen Ginsberg. The Visionary Poetics of Allen Ginsberg: By Paul Portugés. Ross-Erikson, 1978.