Hook, S. (1967). Religion in a free society. Lincoln: University of Nebraska Press.
Dyfyniad Arddull ChicagoHook, Sidney. Religion in a Free Society. Lincoln: University of Nebraska Press, 1967.
Dyfyniad MLAHook, Sidney. Religion in a Free Society. Lincoln: University of Nebraska Press, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.