APA

Weil T. E., . (1971). Area Handbook for book. Washigton: [s.n.].

Chicago

Weil Thomas E, . 1971. Area Handbook for book. Washigton: [s.n.].

Harvard

Weil T. E., . (1971). Area Handbook for book. Washigton: [s.n.].

MLA

Weil Thomas E, . Area Handbook for book. Washigton: [s.n.]. 1971.