Cita APA (7a ed.)

Fresenius, C. R. (1843). Elementary instruction in chemical analysis. J. Churchill.

Cita Chicago Style (17a ed.)

Fresenius, C. Remigius. Elementary Instruction in Chemical Analysis. London: J. Churchill, 1843.

Cita MLA (8a ed.)

Fresenius, C. Remigius. Elementary Instruction in Chemical Analysis. J. Churchill, 1843.