Smith, B. O. (1950). Fundamentals of curriculum development. World Book Co.
Lua i Stíl Chicago (17ú heag.)Smith, B. Othanel. Fundamentals of Curriculum Development. Yonkers-on-the-Hudson, N. Y.: World Book Co, 1950.
Lua MLA (8ú heag.)Smith, B. Othanel. Fundamentals of Curriculum Development. World Book Co, 1950.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.