APA

Rugg H. O., . (1955). Social foundations of education. N.Y: Prentice-Hall.

Chicago

Rugg Harold Ordway, . 1955. Social foundations of education. N.Y: Prentice-Hall.

Harvard

Rugg H. O., . (1955). Social foundations of education. N.Y: Prentice-Hall.

MLA

Rugg Harold Ordway, . Social foundations of education. N.Y: Prentice-Hall. 1955.