APA (7th ed.) Citation

Back, C., & Watts, B. (1990). Tadpole and frog. Silver Burdett.

Chicago Style (17th ed.) Citation

Back, Christine, and Barrie Watts. Tadpole and Frog. Morristown, N.J.: Silver Burdett, 1990.

MLA (9th ed.) Citation

Back, Christine, and Barrie Watts. Tadpole and Frog. Silver Burdett, 1990.