Tohutoro APA (7th ed.)
Penther, J. F. (1768). Praxis geometriae.
Tohutoru Kātū Chicago (17th ed.)
Penther, Johann Friedrich. Praxis Geometriae. Augsburg, 1768.
Tohutoro MLA (9th ed.)
Penther, Johann Friedrich. Praxis Geometriae. 1768.
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