General Tools (Firm). General Tools cordless engraving pen for metal. General Tools.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGeneral Tools (Firm). General Tools Cordless Engraving Pen for Metal. Secaucus, NJ: General Tools.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGeneral Tools (Firm). General Tools Cordless Engraving Pen for Metal. General Tools.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.