Sadsad, B. D. (1974). Effective business psychology for Filipino students [microform]. Photoduplication Service.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSadsad, Brigido Dabu. Effective Business Psychology for Filipino Students [microform]. Quezon City: Photoduplication Service, 1974.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSadsad, Brigido Dabu. Effective Business Psychology for Filipino Students [microform]. Photoduplication Service, 1974.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.