TY - BOOK AU - Henderson, Richard I., AU - ED - ED - ED - ED - TI - : theory to practice SN - 835954986 SN - 2 PY - 1980///];copyright 1980.46 CY - Reston, Va. PB - Reston Pub. Co. KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Rating of KW - Employees N1 - Includes index; Bibliography: p. [289]-305; 5 ER -