APA

Appel K. E., Fürstenberger G., Hapke H. J., Hecker E., Hildebrandt A. G., Koransky W., Marks F., Neumann H. G., Ohnesorge F. K. & Schulte-Hermann R. (19900821). Chemical cancerogenesis: definitions of frequently used terms. : Journal of cancer research and clinical oncology.

Chicago

Appel K E, Fürstenberger G, Hapke H J, Hecker E, Hildebrandt A G, Koransky W, Marks F, Neumann H G, Ohnesorge F K and Schulte-Hermann R. 19900821. Chemical cancerogenesis: definitions of frequently used terms. : Journal of cancer research and clinical oncology.

Harvard

Appel K. E., Fürstenberger G., Hapke H. J., Hecker E., Hildebrandt A. G., Koransky W., Marks F., Neumann H. G., Ohnesorge F. K. and Schulte-Hermann R. (19900821). Chemical cancerogenesis: definitions of frequently used terms. : Journal of cancer research and clinical oncology.

MLA

Appel K E, Fürstenberger G, Hapke H J, Hecker E, Hildebrandt A G, Koransky W, Marks F, Neumann H G, Ohnesorge F K and Schulte-Hermann R. Chemical cancerogenesis: definitions of frequently used terms. : Journal of cancer research and clinical oncology. 19900821.