TY - BOOK AU - Warren, James Francis TI - The Sulu zone, 1768-1898: the dynamics of external trade, slavery, and ethnicity in the transformation of a Southeast Asian Maritime State SN - 9711001713 AV - HT 1274.S8 PY - 0000///Ateneo de Manila University Press PB - Quezon City KW - Slave trade -- Philippines -- Sulu -- History KW - Slavery -- Philippines -- Sulu -- History -- 1768-1898 KW - Sulu Archipelago (Philippines) -- Commerce -- History -- 1768-1898 N1 - Includes bibliographical references and index N2 - Originally presented as the author's thesis (doctoral--Australian National University), 1975 ER -