APA (7th ed.) Citation

Rosen, M. (2011). The big wide-mouthed frog. Walker Books.

Chicago Style (17th ed.) Citation

Rosen, Michael. The Big Wide-mouthed Frog. London: Walker Books, 2011.

MLA (9th ed.) Citation

Rosen, Michael. The Big Wide-mouthed Frog. Walker Books, 2011.

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