APA (7th ed.) Citation

Osborne, M. P. (2015). Danger in the darkest hour.

Chicago Style (17th ed.) Citation

Osborne, Mary Pope. Danger in the Darkest Hour. 2015.

MLA (8th ed.) Citation

Osborne, Mary Pope. Danger in the Darkest Hour. 2015.

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