Παραπομπή σε μορφή APA (7η εκδ.)

Watterson, H. 1. (1976). History of the Spanish-American War, embracing a complete review of our relations with Spain [microform]. Photoduplication Service. University of the Philippines Library.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Watterson, Henry 1840-191. History of the Spanish-American War, Embracing a Complete Review of Our Relations with Spain [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1976.

Παραπομπή σε μορφή MLA (9th εκδ.)

Watterson, Henry 1840-191. History of the Spanish-American War, Embracing a Complete Review of Our Relations with Spain [microform]. Photoduplication Service. University of the Philippines Library, 1976.