TY - GEN T1 - Essentials of economics A1 - Mankiw, N. Gregory LA - English PP - Boston, MA PB - Cengage Learning YR - 2021 ED - Ninth edition. UL - http://www.ds.mainlib.upd.edu.ph/Record/UP-1685675941131373122 OP - 550 NO - Includes index. SN - 9780357133927 (ebook) KW - Economics. ER -