Cita APA (7th ed.)

Victor, E. (1980). Science for the elementary school (4th ed.). Macmillan.

Cita Chicago (17th ed.)

Victor, Edward. Science for the Elementary School. 4th ed. New York: Macmillan, 1980.

Cita MLA (9th ed.)

Victor, Edward. Science for the Elementary School. 4th ed. Macmillan, 1980.