Chen. Informal Workers and Collective Action. Cornell University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रChen. Informal Workers and Collective Action. Cornell University Press.
एमएलए (9वां संस्करण) प्रशस्ति पत्रChen. Informal Workers and Collective Action. Cornell University Press.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.