Penguins / Lenore Franzen. - 1st ed.. - Mankato : Creative education, c.2003. - 32 p. : ill. ; 23 cm.см.. - (Let's investigate ; Wildlife). - ISBN 1-58341-234-4[MFN: 45874]
UDC: 087.5:598.23
E 96.189/3 - General Stock