APA引文

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引文

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