APA (7th ed.) Citation

Hallock, G. T., & Turner, C. E. (1932). Robert Koch. [χ.ό.].

Chicago Style (17th ed.) Citation

Hallock, Grace T., and C. E. Turner. Robert Koch. [χ.τ.]: [χ.ό.], 1932.

MLA (8th ed.) Citation

Hallock, Grace T., and C. E. Turner. Robert Koch. [χ.ό.], 1932.

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