National Conference on Local and National History, National Conference on Local and National History (18th : 1997 : Jolo, Sulu), & Philippine National Historical Society. (1997). The 18th national conference on local and national history, Jolo, Sulu, October 22-24, 1997 [soundrecording]. s.n.].
Cita Chicago (17th ed.)National Conference on Local and National History, Sulu) National Conference on Local and National History (18th : 1997 : Jolo, i Philippine National Historical Society. The 18th National Conference on Local and National History, Jolo, Sulu, October 22-24, 1997 [soundrecording]. [S.l: s.n.], 1997.
Cita MLA (9th ed.)National Conference on Local and National History, et al. The 18th National Conference on Local and National History, Jolo, Sulu, October 22-24, 1997 [soundrecording]. s.n.], 1997.