Citazione APA

Smith, B. O. (1950). Fundamentals of curriculum development. World Book Co.

Stile di citazione Chicago

Smith, B. Othanel. Fundamentals of Curriculum Development. Yonkers-on-the-Hudson, N. Y.: World Book Co, 1950.

Citazione MLA

Smith, B. Othanel. Fundamentals of Curriculum Development. World Book Co, 1950.