Cita APA (7a ed.)
Lewis, J. E., & Potter, I. C. (1961). The teaching of science in elementary school.
Cita estilo Chicago (17a ed.)
Lewis, June E., y Irene C. Potter. The Teaching of Science in Elementary School. 1961.
Cita MLA (9a ed.)
Lewis, June E., y Irene C. Potter. The Teaching of Science in Elementary School. 1961.
Precaución: Estas citas no son 100% exactas.