Lanean...
Deskribapena
Deskribapen fisikoa:xxix, 471 p. : ill. ; 25 cm.
Bibliografia:Includes bibliographical references and index.
ISBN:0631213163(alk.paper)
0631213171(pbk.:alk.paper)
9780631213161(alk.paper)
9780631213178(pbk.:alk.paper)