Cita APA (7th ed.)

Zim, H. S. (1953). Science for children and teachers. Association for Childhood Education International.

Cita Chicago (17th ed.)

Zim, Herbert Spencer. Science for Children and Teachers. Washington: Association for Childhood Education International, 1953.

Cita MLA (9th ed.)

Zim, Herbert Spencer. Science for Children and Teachers. Association for Childhood Education International, 1953.