Harrison, J., & Baxandall, G. A. (1913). Practical geometry and graphics for advanced students (Enl. ed., adapted to the requirements of the new (1912) syllabus of the Board of Education, Whitehall.). Macmillan.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিHarrison, Joseph, এবং G. A. Baxandall. Practical Geometry and Graphics for Advanced Students. Enl. ed., adapted to the requirements of the new (1912) syllabus of the Board of Education, Whitehall. London: Macmillan, 1913.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিHarrison, Joseph, এবং G. A. Baxandall. Practical Geometry and Graphics for Advanced Students. Enl. ed., adapted to the requirements of the new (1912) syllabus of the Board of Education, Whitehall. Macmillan, 1913.
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