Maohong, B. (2018). Environmental History and World History. Cherepovets State University.
Chicago Style (17th ed.) CitationMaohong, Bao. Environmental History and World History. Cherepovets State University, 2018.
ציטוט MLAMaohong, Bao. Environmental History and World History. Cherepovets State University, 2018.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.