Niwata, N. (1993). Insurance: Its principles and practice in Japan (2nd series.). Insurance Institute of the Keio University.
Cytowanie według stylu Chicago (wyd. 17)Niwata, Noriati. Insurance: Its Principles and Practice in Japan. 2nd series. Tokyo: Insurance Institute of the Keio University, 1993.
Cytowanie według stylu MLA (wyd. 9)Niwata, Noriati. Insurance: Its Principles and Practice in Japan. 2nd series. Insurance Institute of the Keio University, 1993.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..