APA (7th ed.) Citation

Pennings, K. M. (1991). DNA-Aneuploidie in aktinischen Keratosen.

Chicago Style (17th ed.) Citation

Pennings, Klaus Matthias. DNA-Aneuploidie in Aktinischen Keratosen. 1991.

MLA (9th ed.) Citation

Pennings, Klaus Matthias. DNA-Aneuploidie in Aktinischen Keratosen. 1991.

Warning: These citations may not always be 100% accurate.