McDonal, J. C. (1981). Recent advances in occupational health. Churchill Livingstone.
Chicagoスタイル(17版)引用形式McDonal, J. C. Recent Advances in Occupational Health. Churchill Livingstone, 1981.
MLA(9版)引用形式McDonal, J. C. Recent Advances in Occupational Health. Churchill Livingstone, 1981.
警告: この引用は必ずしも正確ではありません.