Dyfyniad APA

Peña, R. (2008). Lexicon of Philippine stratigraphy, 2008. Geological Society of the Philippines.

Dyfyniad Arddull Chicago

Peña, Rolando. Lexicon of Philippine Stratigraphy, 2008. Mandaluyong City, Philippines: Geological Society of the Philippines, 2008.

Dyfyniad MLA

Peña, Rolando. Lexicon of Philippine Stratigraphy, 2008. Geological Society of the Philippines, 2008.

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