Gracias a las vacas
By: por Allan Fowler ; versión en español de Aída E. Marcuse
Contributors: Marcuse, Aída E.
Series: Mis primeros libros de ciencia
Publisher: Childrens Press
Published: 1992
Place of publication: Chicago
Language: spa
Number of pages: 31
ISBN-13: 9780516349244
Subjects: Cows; Juvenile literature; Milk yield; Milk production
Notes: Includes index.