APA (7th ed.) Citation

Bruhns, W., & Ramdohr, P. (2019). Petrographie (Gesteinskunde) (5., erw. Aufl. Reprint 2019.). De Gruyter. https://doi.org/10.1515/9783111717272

Chicago Style (17th ed.) Citation

Bruhns, Willy, and Paul Ramdohr. Petrographie (Gesteinskunde). 5., erw. Aufl. Reprint 2019. Berlin ; Boston: De Gruyter, 2019. https://doi.org/10.1515/9783111717272.

MLA (9th ed.) Citation

Bruhns, Willy, and Paul Ramdohr. Petrographie (Gesteinskunde). 5., erw. Aufl. Reprint 2019. De Gruyter, 2019. https://doi.org/10.1515/9783111717272.

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