Nelson, Bryan, 1932- Galapagos : : islands of birds / [electronic resource] / Bryan Nelson ; with a foreword by H.R.H. The Duke of Edinburgh.. — New York : : Morrow,, c1968.. — xx, 337 p., [24] p. of plates : : ill., map ; 23 cm.
Includes bibliographical references (p. 331-333) and index.