Kalimo, R. (1987). Psychological factors at work and their relation to health. World Health Organization.
Cita Chicago Style (17a ed.)Kalimo, Raija. Psychological Factors at Work and Their Relation to Health. Geneva: World Health Organization, 1987.
Cita MLA (9a ed.)Kalimo, Raija. Psychological Factors at Work and Their Relation to Health. World Health Organization, 1987.
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