Walborg, E. F. (1991). Extremely low frequency electromagnetic fields and cancer: Focus on tumor initiation, promotion, and progression. NEMA.
Chicago-Zitierstil (17. Ausg.)Walborg, Earl F. Extremely Low Frequency Electromagnetic Fields and Cancer: Focus on Tumor Initiation, Promotion, and Progression. Washington, DC: NEMA, 1991.
MLA-Zitierstil (9. Ausg.)Walborg, Earl F. Extremely Low Frequency Electromagnetic Fields and Cancer: Focus on Tumor Initiation, Promotion, and Progression. NEMA, 1991.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.