Tones,, Keith Health education : effectiveness, efficiency and equity / Keith Tones, Sylvia Tilford

Health education : effectiveness, efficiency and equity / Keith Tones, Sylvia Tilford . - 2nd ed . - London : Chapman & Hall, imp. 1996 . - XX, 312 p. 25 cm
0-412-55110-1 (Brochado)

37.031:614
614:37.031