Webster, J., & Jay Webster. (2001). Outdoor Power Equipment Lab Manual. United states: Cengage Learning, Inc.
Trích dẫn kiểu ChicagoWebster, Jay, và Jay Webster. Outdoor Power Equipment Lab Manual. United states: Cengage Learning, Inc, 2001.
MLA引文Webster, Jay, và Jay Webster. Outdoor Power Equipment Lab Manual. United states: Cengage Learning, Inc, 2001.
警告:這些引文格式不一定是100%准確.