Dyfyniad APA

(1968). Municipality of Bulacan, province of Bulacan: B.D. Fabila and D.M. Frogoso. [s.n.].

Dyfyniad Arddull Chicago

Municipality of Bulacan, Province of Bulacan: B.D. Fabila and D.M. Frogoso. [Manila]: [s.n.], 1968.

Dyfyniad MLA

Municipality of Bulacan, Province of Bulacan: B.D. Fabila and D.M. Frogoso. [s.n.], 1968.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.