Cita APA (7a ed.)

Rutley, F., Read, H. H., & Holloway, G. T. (1921). Elements of mineralogy (21st ed., (corr.).). Thos. Murby & Co. [etc.].

Cita Chicago Style (17a ed.)

Rutley, Frank, H. H. Read, y George T. Holloway. Elements of Mineralogy. 21st ed., (corr.). London [etc.]: Thos. Murby & Co. [etc.], 1921.

Cita MLA (9a ed.)

Rutley, Frank, et al. Elements of Mineralogy. 21st ed., (corr.). Thos. Murby & Co. [etc.], 1921.