APA引文

Geography, D. o. (2019). Principles of Geographic Information Sytem. Obafemi Awolowo University.

Chicago Style (17th ed.) Citation

Geography, Department of. Principles of Geographic Information Sytem. Obafemi Awolowo University, 2019.

MLA引文

Geography, Department of. Principles of Geographic Information Sytem. Obafemi Awolowo University, 2019.

警告：這些引文格式不一定是100％准確.