Whitford, E., Vinopal, D., & Erlewine, D. (1994). Gibson's fabulous flat-top guitars: An illustrated history & guide. GPI Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWhitford, Eldon, David Vinopal, और Dan Erlewine. Gibson's Fabulous Flat-top Guitars: An Illustrated History & Guide. San Francisco: GPI Books, 1994.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWhitford, Eldon, et al. Gibson's Fabulous Flat-top Guitars: An Illustrated History & Guide. GPI Books, 1994.
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