Lua APA (7ú heag.)

FRENCH, T. E., & VIERCK, C. J. (1966). Fundamentals of engineering drawing.-- Ed.2. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

FRENCH, Thomas E., agus Charles J. VIERCK. Fundamentals of Engineering Drawing.-- Ed.2. New YOrk: McGraw-Hill, 1966.

Lua MLA (9ú heag.)

FRENCH, Thomas E., agus Charles J. VIERCK. Fundamentals of Engineering Drawing.-- Ed.2. McGraw-Hill, 1966.

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