@book {310683,
	title = {Studies in the Psychology of Sex, Volume 1: The Evolution of Modesty, The Phenomena of Sexual Periodicity, Auto-Eroticism},
	year = {2012},
	pages = {438},
	url = {https://books.google.com/books?id=ttDlpUjqHDcC\&pgis=1\%3E},
	author = {Ellis, H.}
}
