APA

Spurr S. H., Carnegie Commission on Higher Education, . (1970). Academic degree structures: innovative approaches: principles of reform in degree structures in the United States. New York: McGraw-Hill.

Chicago

Spurr Stephen Hopkins, Carnegie Commission on Higher Education, . 1970. Academic degree structures: innovative approaches: principles of reform in degree structures in the United States. New York: McGraw-Hill.

Harvard

Spurr S. H., Carnegie Commission on Higher Education, . (1970). Academic degree structures: innovative approaches: principles of reform in degree structures in the United States. New York: McGraw-Hill.

MLA

Spurr Stephen Hopkins, Carnegie Commission on Higher Education, . Academic degree structures: innovative approaches: principles of reform in degree structures in the United States. New York: McGraw-Hill. 1970.