Adding "AND encyclopedia" to your keyword search in OneSearch finds reference books available in both electronic and paper format. These are a great place to start your research or to define terms, concepts or facts.
American masculinities: a historical encyclopedia.
Completely queer: the Gay and Lesbian encyclopedia. Reference - HQ 75 .H63 1998
Encyclopedia of contemporary LGBTQ literature of the United States Reference - PS153 .S39 E53 2009
Encyclopedia of gay and lesbian popular culture
Encyclopedia of gender and society
Encyclopedia of gender and information technology
Encyclopedia of lesbian, gay, bisexual, and transgender history in America.
Encyclopedia of Sex and Gender
Encyclopedia of sex and gender: men and women in the world's cultures Reference - HQ16 .E53 2003
Encyclopedia of sexual behavior and the law also available at Reference Law - KF9325 .A68 M33 2006
International encyclopedia of men and masculinities
Lesbian histories and cultures: an encyclopedia also available at Reference - HQ 75.5 .L4395 2000
Men and masculinities: a social, cultural, and historical encyclopedia
Routledge international encyclopedia of queer culture. Reference - HQ76.96 .R68 2006
Routledge international encyclopedia of women: global women's issues and knowledge. Reference - HQ 1115 .R69 2000
Sexuality and the law: an encyclopedia of major legal cases Reference Law - KF9325 .A7 L46 1993