1987
January January; 3 (1): 1 - 11	February February; 3 (2): 1 - 15	March March; 3 (3): 1 - 19
April April; 3 (4): 1 - 22	May May; 3 (5): 1 - 18	June June; 3 (6): 1 - 22
July July; 3 (7): 1 - 18	August August; 3 (8): 1 - 14	September September; 3 (9): 1 - 21
October October; 3 (10): 1 - 10	November November; 3 (11): 1 - 22	December December; 3 (12): 1 - 9