Koyama, D. K. (1935). Foreign trade business methods: On Japanese principles and practice. Tokyo: Maruzen Company.
Trích dẫn kiểu ChicagoKoyama, Denzo K. Foreign Trade Business Methods: On Japanese Principles and Practice. Tokyo: Maruzen Company, 1935.
ציטוט MLAKoyama, Denzo K. Foreign Trade Business Methods: On Japanese Principles and Practice. Tokyo: Maruzen Company, 1935.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.