(1892). Elements of descriptive geometry: With its applications to spherical projections, shades and shadows, perspective and isometric projections / by Albert E. Church.
Chicago-viite (17. p.)Elements of Descriptive Geometry: With Its Applications to Spherical Projections, Shades and Shadows, Perspective and Isometric Projections / by Albert E. Church. 1892.
MLA-viite (9. p.)Elements of Descriptive Geometry: With Its Applications to Spherical Projections, Shades and Shadows, Perspective and Isometric Projections / by Albert E. Church. 1892.
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