Henson, M. A. (1963). The province of Pampanga and its towns (A.D. 1300-1862) (3rd rev. ed.). s.n.
Chicago-referens (17:e uppl.)Henson, Mariano A. The Province of Pampanga and Its Towns (A.D. 1300-1862). 3rd rev. ed. [Pampanga: s.n, 1963.
MLA-referens (9:e uppl.)Henson, Mariano A. The Province of Pampanga and Its Towns (A.D. 1300-1862). 3rd rev. ed. s.n, 1963.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.