APA استشهاد

Ibrahim, S. E., & Cole, D. P. Saudi Arabian Bedouin : an assessment of their needs: Saudi Arabian Bedouin : an assessment of their needs.

استشهاد بنمط شيكاغو

Ibrahim, Saad Eddin,, و Donald Powell Cole. Saudi Arabian Bedouin : An Assessment of Their Needs: Saudi Arabian Bedouin : An Assessment of Their Needs.

MLA استشهاد

Ibrahim, Saad Eddin,, و Donald Powell Cole. Saudi Arabian Bedouin : An Assessment of Their Needs: Saudi Arabian Bedouin : An Assessment of Their Needs.