APA (7th ed.) Citation

Sidman, J., & Allen, R. (2010). Dark emperor & other poems of the night. Houghton Mifflin Books for Children.

Chicago Style (17th ed.) Citation

Sidman, Joyce, and Rick Allen. Dark Emperor & Other Poems of the Night. Boston: Houghton Mifflin Books for Children, 2010.

MLA (8th ed.) Citation

Sidman, Joyce, and Rick Allen. Dark Emperor & Other Poems of the Night. Houghton Mifflin Books for Children, 2010.

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