CROCKETT, J. U. Roses: The time-life encyclopedia of gardening. Time-life books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCROCKETT, James Underwood. Roses: The Time-life Encyclopedia of Gardening. Time-life books.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCROCKETT, James Underwood. Roses: The Time-life Encyclopedia of Gardening. Time-life books.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.