Graham, F. (1970). Since silent spring. Houghton Mifflin.
Citación estilo ChicagoGraham, Frank. Since Silent Spring. Boston: Houghton Mifflin, 1970.
Cita MLAGraham, Frank. Since Silent Spring. Houghton Mifflin, 1970.
Warning: These citations may not always be 100% accurate.