Gender and Sex are thought to be distinct categories. Gender being a social construct; sex being a biological one. For the purposes of this guide they are brought together because reference sources often do so, and intellectually they are often in dynamic tension with each other in many disciplines. This guide is meant to be used with the one for women's studies.
The library catalog uses various relevant subject terms to describe gender and sexuality concepts. The following list is suggestive.
Photographer iO Tillett Wright explores gender and sexuality as a spectrum
Mae West (1893-1980) - American film actress, playwright, screenwriter, singer, and sex symbol
Oxford Bibliographies are topical bibliographies expertly curated by scholars. They list major works on their subjects with annotations to guide readers beginning their research.