Biology--the living world,
by Francis D. Curtis and John Urban.
APA Citation
Curtis, F. D. (Francis Day)., Urban, J. (1958). Biology--the living world. Boston: Ginn.
MLA Citation
Curtis, Francis D. (Francis Day), 1888-, and John Urban. Biology--the Living World. Boston: Ginn, 1958.
Warning: These citations may not always be complete (especially for serials).