Cita APA

Gage, S. H. (1947). The microscope (17a ed.). New York: Comstock.

Citación estilo Chicago

Gage, Simon Henry. The Microscope. 17a ed. New York: Comstock, 1947.

Cita MLA

Gage, Simon Henry. The Microscope. 17a ed. New York: Comstock, 1947.