APA

National Council for the Social Studies, Anderson H. R., . (1954). Approaches to an understanding of world affairs. Washington: s.n.

Chicago

National Council for the Social Studies, Anderson Howard R, . 1954. Approaches to an understanding of world affairs. Washington: s.n.

Harvard

National Council for the Social Studies, Anderson H. R., . (1954). Approaches to an understanding of world affairs. Washington: s.n.

MLA

National Council for the Social Studies, Anderson Howard R, . Approaches to an understanding of world affairs. Washington: s.n. 1954.