Cita APA (7th ed.)

Rodriguez, I. R. (1976). Updated checklist of Filipiniana at Valladolid.

Cita Chicago (17th ed.)

Rodriguez, Isacio R. Updated Checklist of Filipiniana at Valladolid. Manila, Government Printing Office, 1976.

Cita MLA (9th ed.)

Rodriguez, Isacio R. Updated Checklist of Filipiniana at Valladolid. 1976.