Victor, E., & Lerner, M. S. (1975). Readings in science education for the elementary school (3rd ed.). Macmillan.
Chicago-viite (17. p.)Victor, Edward, ja Marjorie S. Lerner. Readings in Science Education for the Elementary School. 3rd ed. New York: Macmillan, 1975.
MLA-viite (9. p.)Victor, Edward, ja Marjorie S. Lerner. Readings in Science Education for the Elementary School. 3rd ed. Macmillan, 1975.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.