Center for Research and Communication. (1974). A development plan for the province of Marinduque. [s.n.].
Chicago-referens (17:e uppl.)Center for Research and Communication. A Development Plan for the Province of Marinduque. Manila: [s.n.], 1974.
MLA-referens (9:e uppl.)Center for Research and Communication. A Development Plan for the Province of Marinduque. [s.n.], 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.