Balba, K. A. M., Celzo, H. C., & Go, T. T. (2004). A Methods engineering study on Marantch Marketing Corporation. College of Engineering.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBalba, Karen Ann M., Hyacinth C. Celzo, और Timothy T. Go. A Methods Engineering Study on Marantch Marketing Corporation. Diliman, Quezon City: College of Engineering, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBalba, Karen Ann M., et al. A Methods Engineering Study on Marantch Marketing Corporation. College of Engineering, 2004.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.