APA (7th ed.) Citation

Hofer, C. C. (2016). How do irrigation systems work? PowerKids Press.

Chicago Style (17th ed.) Citation

Hofer, Charles C. How Do Irrigation Systems Work? New York: PowerKids Press, 2016.

MLA (9th ed.) Citation

Hofer, Charles C. How Do Irrigation Systems Work? PowerKids Press, 2016.

Warning: These citations may not always be 100% accurate.