APA

Symposium on the Biochemistry and Physiology of Visual Pigments (1972 : Bochum), Langer H. (. 1. & Ruhr-Universitat Bochum. Institut fur Tierphysiologie. (1973). Biochemistry and physiology of visual pigments: symposium held at Inst. f. Tierphysiologie Ruhr-Univ. Berlin ; New York: Springer.

Chicago

Symposium on the Biochemistry and Physiology of Visual Pigments (1972 : Bochum), Langer H (Helmut) 1930 and Ruhr-Universitat Bochum. Institut fur Tierphysiologie. 1973. Biochemistry and physiology of visual pigments: symposium held at Inst. f. Tierphysiologie Ruhr-Univ. Berlin ; New York: Springer.

Harvard

Symposium on the Biochemistry and Physiology of Visual Pigments (1972 : Bochum), Langer H. (. 1. and Ruhr-Universitat Bochum. Institut fur Tierphysiologie. (1973). Biochemistry and physiology of visual pigments: symposium held at Inst. f. Tierphysiologie Ruhr-Univ. Berlin ; New York: Springer.

MLA

Symposium on the Biochemistry and Physiology of Visual Pigments (1972 : Bochum), Langer H (Helmut) 1930 and Ruhr-Universitat Bochum. Institut fur Tierphysiologie. Biochemistry and physiology of visual pigments: symposium held at Inst. f. Tierphysiologie Ruhr-Univ. Berlin ; New York: Springer. 1973.