APA Citation

Christensen, S. (1923). Studies on pneumococcus types. Copenhagen: A. Busck.

Chicago Style Citation

Christensen, Soren. Studies On Pneumococcus Types. Copenhagen: A. Busck, 1923.

MLA Citation

Christensen, Soren. Studies On Pneumococcus Types. Copenhagen: A. Busck, 1923.

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