Santiago, L. P. R. (1983). When a town has to move: How Pila (Laguna) transferred to its present site (1794-1811).
Chicago-viite (17. p.)Santiago, Luciano P. R. When a Town Has to Move: How Pila (Laguna) Transferred to Its Present Site (1794-1811). 1983.
MLA-viite (9. p.)Santiago, Luciano P. R. When a Town Has to Move: How Pila (Laguna) Transferred to Its Present Site (1794-1811). 1983.
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