PFEIFFER J.W. (1993). USING CASE STUDIES SIMULATIONS & GAMES IN MHRD. ADITYA BOOKS.
Lua i Stíl Chicago (17ú heag.)PFEIFFER J.W. USING CASE STUDIES SIMULATIONS & GAMES IN MHRD. ADITYA BOOKS, 1993.
Lua MLA (9ú heag.)PFEIFFER J.W. USING CASE STUDIES SIMULATIONS & GAMES IN MHRD. ADITYA BOOKS, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.