Potts, W. H. (1956). The sand and the snow: A book of travel in the Sahara and North Africa. R. Hale.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPotts, William Henry. The Sand and the Snow: A Book of Travel in the Sahara and North Africa. London: R. Hale, 1956.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPotts, William Henry. The Sand and the Snow: A Book of Travel in the Sahara and North Africa. R. Hale, 1956.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.