APA

(1979). Sources for research on population and development in thr ECWA region. Beirut: U.N.Economic commission for western Asia.

Chicago

1979. Sources for research on population and development in thr ECWA region. Beirut: U.N.Economic commission for western Asia.

Harvard

(1979). Sources for research on population and development in thr ECWA region. Beirut: U.N.Economic commission for western Asia.

MLA

Sources for research on population and development in thr ECWA region. Beirut: U.N.Economic commission for western Asia. 1979.