Gaya APA
May, R. (-1976).
Power and innocence, a search for the Sources of violence. Cet.pertama 1972. .
(Glasgow):
Fontana dsl.
Gaya MLA
May, Rollo..
"Power and innocence, a search for the Sources of violence. Cet.pertama 1972. ".
(Glasgow):
Fontana dsl,
-1976.
Buku.