APA (7th ed.) Citation

de la Costa, H. (1953). The legal basis of Spanish imperial sovereignty. Philippine Studies : a quarterly.

Chicago Style (17th ed.) Citation

de la Costa, Horacio. "The Legal Basis of Spanish Imperial Sovereignty." Philippine Studies : A Quarterly 1953.

MLA (9th ed.) Citation

de la Costa, Horacio. "The Legal Basis of Spanish Imperial Sovereignty." Philippine Studies : A Quarterly, 1953.

Warning: These citations may not always be 100% accurate.