SHARMA MOTILAL EDT. (1985). SYSTEMS APPROACH: ITS APPLICATIONS IN EDUCATION. HIMALAYA PUBLISHING HOUSE.
Lua i Stíl Chicago (17ú heag.)SHARMA MOTILAL EDT. SYSTEMS APPROACH: ITS APPLICATIONS IN EDUCATION. MUMBAI: HIMALAYA PUBLISHING HOUSE, 1985.
Lua MLA (9ú heag.)SHARMA MOTILAL EDT. SYSTEMS APPROACH: ITS APPLICATIONS IN EDUCATION. HIMALAYA PUBLISHING HOUSE, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.