Irwin, R. (1983). Timeshare properties: What every buyer must know! New York : McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIrwin, Robert. Timeshare Properties: What Every Buyer Must Know! New York : McGraw-Hill, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIrwin, Robert. Timeshare Properties: What Every Buyer Must Know! New York : McGraw-Hill, 1983.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.