(1982). Seminar on Road Transport in Asian Countries: Papers & proceedings: March 7-20, 1982, Transport Training Center, University of the Philippines. TTC, U. P.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSeminar on Road Transport in Asian Countries: Papers & Proceedings: March 7-20, 1982, Transport Training Center, University of the Philippines. Quezon City: TTC, U. P, 1982.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSeminar on Road Transport in Asian Countries: Papers & Proceedings: March 7-20, 1982, Transport Training Center, University of the Philippines. TTC, U. P, 1982.
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