APA aipamena

Bohlman,Carolyn. (1993). The uncle sam activity book. Contemporary books.

Chicago Style aipamena

Bohlman,Carolyn. The Uncle Sam Activity Book. Contemporary books, 1993.

MLA aipamena

Bohlman,Carolyn. The Uncle Sam Activity Book. Contemporary books, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.