TY - BOOK T1 - Geography and air transport A1 - Graham, B. J. (Brian J.) LA - English PP - Chicester, Eng. PB - Wiley YR - 1995 UL - https://tuklas.up.edu.ph/Record/UP-99796217602253214 OP - 288 NO - Includes bibliographical references (p. [268]-278) and index. CN - HE 9774 G73 SN - 0471957577 KW - Aeronautics, Commercial. KW - Economic geography. ER -