TRAINING DIVISION. (1988). CALENDAR OF TRAINING PROGRAMMES 1988-89. TRAINING DIVISION.
Chicago-referens (17:e uppl.)TRAINING DIVISION. CALENDAR OF TRAINING PROGRAMMES 1988-89. NEW DELHI: TRAINING DIVISION, 1988.
MLA-referens (9:e uppl.)TRAINING DIVISION. CALENDAR OF TRAINING PROGRAMMES 1988-89. TRAINING DIVISION, 1988.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.