Gamboa, S. G. (1977). Instructional materials in communication arts II (English) based on geometry.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGamboa, Sabiniano G. Instructional Materials in Communication Arts II (English) Based on Geometry. 1977.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGamboa, Sabiniano G. Instructional Materials in Communication Arts II (English) Based on Geometry. 1977.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.