文洋 & 尹凤霞. (2010). SAP从入门到精通. 人民邮电出版社.
Chicago Style (17th ed.) Citation文洋 and 尹凤霞. SAP从入门到精通. 人民邮电出版社, 2010.
MLA (8th ed.) Citation文洋 and 尹凤霞. SAP从入门到精通. 人民邮电出版社, 2010.
Warning: These citations may not always be 100% accurate.
APA (7th ed.) Citation