Broek, G. J. v. d. (1986). Baleful weeds and precious-juiced flowers: A semiotic approach to botanical practice.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBroek, Gerardus Johannes van den. Baleful Weeds and Precious-juiced Flowers: A Semiotic Approach to Botanical Practice. 1986.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBroek, Gerardus Johannes van den. Baleful Weeds and Precious-juiced Flowers: A Semiotic Approach to Botanical Practice. 1986.
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