@book{2903,
	author = {Ambedkar, B R and Ambedkar, B R},
	title = {Who Were the Shudras? How They Came to Be the Fourth Varna in the Indo-Arya},
	publisher = {Thacker and Co., Ltd},
	year = {1946},
	address = {Bombay},
	note = {includes index and biblioraphy}
}