TY - BOOK AU - Richardson,J.D. TI - Essentials of aviation management SN - 0840316305 AV - HE9781 .R53 1977 U1 - 387.7/068 19 PY - 1977/// CY - Dubuque, Iowa PB - Kendall/Hunt Pub. Co. KW - Aeronautics, Commercial KW - Management KW - Airlines KW - Airports N1 - Includes bibliographies and index ER -