One of the "classics" in Mindanao Ethnographic writings. Gravan presents in great detail, insight and organization the history, culture and and diverstiy of the Manobos in Mindanao.
Info
| Type of Material | Published |
| Research Publication Address | Memoirs of the National Academy of Sciences Volume XXIII First Memoir. Washington: United States Printing Office |
| Year Published | 1931 |
| Author | GARVAN, John M., 1931. |
| Research Location | Mindanawon, Ateneo de Davao University, Davao City MWN |