Cita APA (7a ed.)

Pilcher, R. B. (1919). The profession of chemistry. Constable.

Cita Chicago Style (17a ed.)

Pilcher, Richard B. The Profession of Chemistry. London: Constable, 1919.

Cita MLA (8a ed.)

Pilcher, Richard B. The Profession of Chemistry. Constable, 1919.