APA (7th ed.) Citation

Brätter, P., & Schramel, P. (1980). Trace element analytical chemistry in medicine and biology. Walter de Gruyter.

Chicago Style (17th ed.) Citation

Brätter, Peter, and Peter Schramel. Trace Element Analytical Chemistry in Medicine and Biology. Berlin [etc.]: Walter de Gruyter, 1980.

MLA (9th ed.) Citation

Brätter, Peter, and Peter Schramel. Trace Element Analytical Chemistry in Medicine and Biology. Walter de Gruyter, 1980.