Jeyaratnam, J. Occupational health in developing countries. Oxford University Press.
Chicago-стиль цитированияJeyaratnam, J. Occupational Health in Developing Countries. Oxford University Press.
MLA-цитированиеJeyaratnam, J. Occupational Health in Developing Countries. Oxford University Press.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.