APA (7th ed.) Citation

Schumann, P. (1992). St. Francis preaches to the birds. Chronicle Books.

Chicago Style (17th ed.) Citation

Schumann, Peter. St. Francis Preaches to the Birds. San Francisco, Calif: Chronicle Books, 1992.

MLA (9th ed.) Citation

Schumann, Peter. St. Francis Preaches to the Birds. Chronicle Books, 1992.