TY - BOOK AU - Park,Chan S. TI - Contemporary engineering economics SN - 81-203-2143-X AV - TA177.4 .P37 2002 U1 - 658.15 21 PY - 2002/// CY - New Delhi' PB - Prentice Hall of India KW - Engineering economy N1 - Includes bibliographical references and index ER -