TY - BOOK TI - Principles of microeconomics AU - Mankiw, N. Gregory, CY - Australia ; United States PB - Cengage PY - 2021 LA - English SN - 9780357133484 SN - 035713348X SN - 9780357133712 SN - 0357133714 SN - 9780357133606 SN - 0357133609 ET - Ninth edition. N1 - Includes index. ER -