Costume is More Than Just a Pretty Dress
...there is also a rich cultural context for what people wear. Some examples: 
- Undergarments determine mobility and influence furniture design
- Warmer fibers effect home heating needs
- Incomes limit who buys fashionable clothing
- Ideas about childhood influence infant coverings
Such context is best explored in books and articles. Here we give you some hints where and how to look.
Articles Plus Will Get us to Academic Work
Articles Plus is the best place to search for topics that cross the barriers of disciplines.
Mix and match these terms to find general things on the interplay of clothing and culture:
- performance, performativity
- feminism
- culture
- critical analysis
- ethnography, ethnographic
- identity
- representation
AND
- clothing, clothes
- dress
- costume
- fashion
But be as specific as you can, for example:
Fashion Tribes
- List of Fashion StylesA list of styles/tribes in fashion, in case you needed a hint. Googling any of these will offer pictures and sometimes a wiki page description.