1. What makes you do what you do? Publication: [New York] : American Lung Association, c1984 Subject(s): MotivationChild BehaviorHealth Behavior
2. Querer es poder Publication: [S.l. : s.n., 19--] Subject(s): Weight LiftingExerciseMotivationHealth BehaviorHealth Promotion
3. El/la que persevera alcanza Publication: [S.l. : s.n., 19--] Subject(s): Weight LossMotivationHealth BehaviorHealth Promotion
4. Assurez-vous sang pour sang Publication: [France] : Comité d'éducation sanitaire et sociale de la pharmacie française, [1966?] Subject(s): Blood Donors -- psychologyMotivation