APA

Puffer J. A., . (1912). The boy and his gang. Boston: Houghton Mifflin company.

Chicago

Puffer Joseph Adams, . 1912. The boy and his gang. Boston: Houghton Mifflin company.

Harvard

Puffer J. A., . (1912). The boy and his gang. Boston: Houghton Mifflin company.

MLA

Puffer Joseph Adams, . The boy and his gang. Boston: Houghton Mifflin company. 1912.