Dyfyniad APA

Philippines (Republic) Weather Bureau. Astronomical Division. Philippine astronomical handbook. s.n.

Dyfyniad Arddull Chicago

Philippines (Republic) Weather Bureau. Astronomical Division. Philippine Astronomical Handbook. [Manila: s.n.

Dyfyniad MLA

Philippines (Republic) Weather Bureau. Astronomical Division. Philippine Astronomical Handbook. s.n.

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