APA استشهاد

FRENCH. (2018). Periglacial enviroment. JOHN WILEY.

استشهاد بنمط شيكاغو

FRENCH. Periglacial Enviroment. USA: JOHN WILEY, 2018.

MLA استشهاد

FRENCH. Periglacial Enviroment. JOHN WILEY, 2018.