PARKINSON, A. (1987). A FIRST YEAR ENGINEERING DRAWING. A.H. WHEELER & CO.
Dyfyniad Arddull ChicagoPARKINSON, A.C. A FIRST YEAR ENGINEERING DRAWING. ALLAHABAD: A.H. WHEELER & CO, 1987.
Dyfyniad MLAPARKINSON, A.C. A FIRST YEAR ENGINEERING DRAWING. A.H. WHEELER & CO, 1987.
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