Παραπομπή APA

Shearman, R. L. (1969). Perspective drawing: With problems and answers. London: Longmans, Green and Co.

Παραπομπή Chicago Style

Shearman, R. L. Perspective Drawing: With Problems and Answers. London: Longmans, Green and Co, 1969.

Παραπομπή MLA

Shearman, R. L. Perspective Drawing: With Problems and Answers. London: Longmans, Green and Co, 1969.

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