Matthews, G. V. T. Bird navigation : by G. V. T. Matthews. - 2d ed. - London, Cambridge U.P., 1968. - x, 197 p. illus. 23 cm. ISBN: 0521072719 LCCN: 68023181 Nat. Bib. No.: B68-19251 Subjects--Topical Terms: Bird navigation.PássarosAnimal navigation. LC Class. No.: QL698.8 / .M35 1968 Dewey Class. No.: 598