@book{21153,
	author = {Beer, Alan E. and Billingham, Rupert E.},
	title = {The immunobiology of mammalian reproduction},
	publisher = {Prentice-Hall},
	year = {c1976.},
	series = {Prentice-Hall foundations of immunology series},
	address = {Englewood Cliffs, N.J.}
}