Johnsen, J. E. (1976). Independence for the Philippines [microform] (Rev. ed. of Abridged handbook.). Photoduplication Service. University of the Philippines Library.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিJohnsen, Julia Emily. Independence for the Philippines [microform]. Rev. ed. of Abridged handbook. Quezon City: Photoduplication Service. University of the Philippines Library, 1976.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিJohnsen, Julia Emily. Independence for the Philippines [microform]. Rev. ed. of Abridged handbook. Photoduplication Service. University of the Philippines Library, 1976.
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