TY - BOOK AU - Lan,C.Edward AU - Roskam,Jan TI - Airplane aerodynamics and performance AV - TL570 .C18 U1 - 629.1323 19 PY - 1981///, c1980 CY - Ottawa, Kan. PB - Roskam Aviation and Engineering KW - Aerodynamics N1 - Includes bibliographical references and index ER -