Sherson, D., Sabro, P., Sigsgaard, T., Johansen, F., & Autrup, H. (1990). Biological monitoring of foundry workers exposed to polycyclic aromatic hydrocarbons.
استشهاد بنمط شيكاغوSherson, D., P. Sabro, T. Sigsgaard, F. Johansen, و H. Autrup. Biological Monitoring of Foundry Workers Exposed to Polycyclic Aromatic Hydrocarbons. 1990.
MLA استشهادSherson, D., et al. Biological Monitoring of Foundry Workers Exposed to Polycyclic Aromatic Hydrocarbons. 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.