APA (7th ed.) Citation

Pietruschka, G. (1977). Ophtalmologie.

Chicago Style (17th ed.) Citation

Pietruschka, G. Ophtalmologie. Leipzig, 1977.

MLA (8th ed.) Citation

Pietruschka, G. Ophtalmologie. 1977.

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