Carter, R. W. (1972). Simple Groups of Life Type. New York: John Wiley and Sons.
Dyfyniad Arddull ChicagoCarter, Roger W. Simple Groups of Life Type. New York: John Wiley and Sons, 1972.
Dyfyniad MLACarter, Roger W. Simple Groups of Life Type. New York: John Wiley and Sons, 1972.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.