Citazione APA

Pinkwater, D. M., & Johnson, D. B. (2008). Bear's picture (1st Houghton Mifflin ed.). Houghton Mifflin Company.

Stile di citazione Chicago

Pinkwater, Daniel Manus, e D. B. Johnson. Bear's Picture. 1st Houghton Mifflin ed. Boston: Houghton Mifflin Company, 2008.

Citazione MLA

Pinkwater, Daniel Manus, e D. B. Johnson. Bear's Picture. 1st Houghton Mifflin ed. Houghton Mifflin Company, 2008.