APA (7 वां संस्करण) प्रशस्ति पत्र

Maginnis, C. D. (1903). Pen drawing: An illustrated treatise ([4th ed.].). B.T. Batsford ; Bates & Guild.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Maginnis, Charles Donagh. Pen Drawing: An Illustrated Treatise. [4th ed.]. London, Boston: B.T. Batsford ; Bates & Guild, 1903.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Maginnis, Charles Donagh. Pen Drawing: An Illustrated Treatise. [4th ed.]. B.T. Batsford ; Bates & Guild, 1903.