TY  - BOOK
AU  - Clausing,Donald J.
TI  - Aviator's guide to navigation
SN  - 0070117918 (alk. paper)
PY  - 1997///
CY  - New York
PB  - McGraw Hill
KW  - Navigation (Aeronautics)
N1  - Includes bibliographical references and index
ER  -