Dyfyniad APA

M. Fortes ed & E.E. Evans-Pritchard ed. (1987). African political systems. K.P.I.

Dyfyniad Arddull Chicago

M. Fortes ed and E.E. Evans-Pritchard ed. African Political Systems. London: K.P.I, 1987.

Dyfyniad MLA

M. Fortes ed and E.E. Evans-Pritchard ed. African Political Systems. K.P.I, 1987.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.