APA (7th ed.) Citation
Peterson, S. (1920). The book of youth. Danish lutheran publ..
Chicago Style (17th ed.) Citation
Peterson, Skovgaard. The Book of Youth. Blair: Danish lutheran publ., 1920.
MLA (9th ed.) Citation
Peterson, Skovgaard. The Book of Youth. Danish lutheran publ., 1920.
Warning: These citations may not always be 100% accurate.