liams, Linda (1999) Hardcore: Power, Pleasure, and the 'Frenzy of the Visible'. Berkeley: University of California PressFurther reading[සංස්කරණය]Kearney, Patrick, ed. (1981). The Private Case: an annotated bibliography of the Private Case Erotica Collection in the British (Museum) Library. London Atlantic Highlands, New Jersey: J. Landesman Distributed by Humanities Press. ISBN 9780905150246. With an introduction by G. Legman.Pietrek, Klaus (1992). Lexikon der erotischen Literatur: Autoren, Werke, Themen, Aspekte (German බසින්). Meitingen: Corian-Verl. ISBN 9783890480503.{{cite book}}:  CS1 maint: unrecognized language (link)Bondy, François (1989), "Erotische literatur", in Bondy, François (in German), Harenbergs Lexikon der Weltliteratur: Autoren - Werke - Begriffe (Band 2), Dortmund: Harenberg-Lexikon-Verl, ISBN 9783611000911. Schweikle, Günther; Schweikle, Irmgard (1990), "Erotische literatur" (in German), Metzler Literatur Lexikon: Begriffe und Definitionen, 2, Stuttgart: J.M.