Gaya APA

Freedman, C. et al (2009). I Love you, Sleepyhead = Tidurlah, Anakku . Jakarta: Erlangga For Kids.

Gaya MLA

Freedman, Claire. et al. "I Love you, Sleepyhead = Tidurlah, Anakku". Jakarta: Erlangga For Kids, 2009. Book.