MIKULAK RAYMOND J. (1991). FIRST CLASS SERVICE: WORKBOOK 1. QUALITY RESOURCES.
Chicago Style (17th ed.) CitationMIKULAK RAYMOND J. FIRST CLASS SERVICE: WORKBOOK 1. NEW YORK: QUALITY RESOURCES, 1991.
MLA引文MIKULAK RAYMOND J. FIRST CLASS SERVICE: WORKBOOK 1. QUALITY RESOURCES, 1991.
警告:這些引文格式不一定是100%准確.