Cita APA (7th ed.)

Kley, P. D. C., & Behrens, H. (1921). Behrens-Kley Mikrochemische Analyse. L. Voss.

Cita Chicago (17th ed.)

Kley, P. D. C., i Heinrich Behrens. Behrens-Kley Mikrochemische Analyse. Leipzig: L. Voss, 1921.

Cita MLA (8th ed.)

Kley, P. D. C., i Heinrich Behrens. Behrens-Kley Mikrochemische Analyse. L. Voss, 1921.