TY - BOOK AU - Johnson,Wayne TI - Rotorcraft aeromechanics T2 - Cambridge aerospace series SN - 9781107028074 (hardback) PY - 2013/// CY - Cambridge PB - Cambridge University Press KW - Helicopters KW - Aerodynamics KW - Design and construction KW - Rotors (Helicopters) N1 - Includes bibliographical references and index ER -