MERRILL,MARTING. (1980). DEVELOPING EXECUTIVE SKILLS. TARAPOREVALA.
Lua i Stíl Chicago (17ú heag.)MERRILL,MARTING. DEVELOPING EXECUTIVE SKILLS. BOMBAY: TARAPOREVALA, 1980.
Lua MLA (9ú heag.)MERRILL,MARTING. DEVELOPING EXECUTIVE SKILLS. TARAPOREVALA, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.