De Rosas, E. V. (1976). A survey of the linguistic geography of five towns in Laguna (Sta. Maria, Siniloan, Paete, Lumban and Canvinti).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDe Rosas, Elena Valdecantos. A Survey of the Linguistic Geography of Five Towns in Laguna (Sta. Maria, Siniloan, Paete, Lumban and Canvinti). 1976.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDe Rosas, Elena Valdecantos. A Survey of the Linguistic Geography of Five Towns in Laguna (Sta. Maria, Siniloan, Paete, Lumban and Canvinti). 1976.
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