Roman, M. (1972). Hard-on beach: Mark Roman. Star Distributors.
Lua i Stíl Chicago (17ú heag.)Roman, Mark. Hard-on Beach: Mark Roman. New York: Star Distributors, 1972.
Lua MLA (8ú heag.)Roman, Mark. Hard-on Beach: Mark Roman. Star Distributors, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.