APA (7th ed.) Citation

Wolff, H. H. (1992). Akne: Pathogenese, Klinik, Therapie. Springer.

Chicago Style (17th ed.) Citation

Wolff, Helmut H. Akne: Pathogenese, Klinik, Therapie. Berlin u.a: Springer, 1992.

MLA (9th ed.) Citation

Wolff, Helmut H. Akne: Pathogenese, Klinik, Therapie. Springer, 1992.