Association for Childhood Education (International Young Children and Science), Rasmussen, M., & Sunderlin, . S. (1964). Young children and science. Association for Childhood Education.
Cita Chicago (17th ed.)Association for Childhood Education (International Young Children and Science), Margaret Rasmussen, i Sylvia Sunderlin. Young Children and Science. Washington: Association for Childhood Education, 1964.
Cita MLA (9th ed.)Association for Childhood Education (International Young Children and Science), et al. Young Children and Science. Association for Childhood Education, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.