APA

(2009). Bulletin on population and vital statistics in the escwa region. New york: United nations.

Chicago

2009. Bulletin on population and vital statistics in the escwa region. New york: United nations.

Harvard

(2009). Bulletin on population and vital statistics in the escwa region. New york: United nations.

MLA

Bulletin on population and vital statistics in the escwa region. New york: United nations. 2009.