Cita APA (7a ed.)

Pierce, G. W., & Evans, R. D. (1912). On electrical properties of crystals: I. Stratification and capacity of carborundum. s.n.

Cita Chicago Style (17a ed.)

Pierce, George Washington, y Rhys D. Evans. On Electrical Properties of Crystals: I. Stratification and Capacity of Carborundum. [S.l.: s.n, 1912.

Cita MLA (9a ed.)

Pierce, George Washington, y Rhys D. Evans. On Electrical Properties of Crystals: I. Stratification and Capacity of Carborundum. s.n, 1912.