Halla, R. C. (1996). Everyone's illustrated guide to trout on a fly. F. Amato Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHalla, R. C. Everyone's Illustrated Guide to Trout on a Fly. Portland, Or.: F. Amato Publications, 1996.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHalla, R. C. Everyone's Illustrated Guide to Trout on a Fly. F. Amato Publications, 1996.
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