APA (7th ed.) Citation

Gladden, W. (1904). Where does the sky begin? Houghton, Mifflin and company.

Chicago Style (17th ed.) Citation

Gladden, Washington. Where Does the Sky Begin? Boston and New York: Houghton, Mifflin and company, 1904.

MLA (8th ed.) Citation

Gladden, Washington. Where Does the Sky Begin? Houghton, Mifflin and company, 1904.