Schweingruber. (2013). Atlas of Stem Anatomy in Herbs, Shrubs and Trees (1.). Springer Berlin Heidelberg.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchweingruber. Atlas of Stem Anatomy in Herbs, Shrubs and Trees. 1. Springer Berlin Heidelberg, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSchweingruber. Atlas of Stem Anatomy in Herbs, Shrubs and Trees. 1. Springer Berlin Heidelberg, 2013.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.