Macken, JoAnn Early, 1953- Penguins = Los pingüinos / Los pingüinos by JoAnn Early Macken. - Milwaukee, WI : Weekly Reader Early Learning, 2004. - 24 p. : col. ill. ; 19 cm. - Animals I see at the zoo . ISBN: 9780836840018 0836840011 0836840062 Subjects--Topical Terms: Penguins--Juvenile literature.Zoo animals--Juvenile literature. Dewey Class. No.: 598.47