APA استشهاد

Perkin, H. (1970). History: Introduction for the intending student. RKP.

استشهاد بنمط شيكاغو

Perkin, Harold. History: Introduction for the Intending Student. London: RKP, 1970.

MLA استشهاد

Perkin, Harold. History: Introduction for the Intending Student. RKP, 1970.