Haase, C. (2010). Modest Variations - Theoretical Tradition and Practical Innovation in the Mechanical Arts from Antiquity to the Arab Middle Ages. Variantology 4 : On Deep Time Relations of Arts, Sciences and Technologies In the Arabic-Islamic World and Beyond.
Cita Chicago (17th ed.)Haase, Claus-Peter. "Modest Variations - Theoretical Tradition and Practical Innovation in the Mechanical Arts from Antiquity to the Arab Middle Ages." Variantology 4 : On Deep Time Relations of Arts, Sciences and Technologies In the Arabic-Islamic World and Beyond 2010.
Cita MLA (8th ed.)Haase, Claus-Peter. "Modest Variations - Theoretical Tradition and Practical Innovation in the Mechanical Arts from Antiquity to the Arab Middle Ages." Variantology 4 : On Deep Time Relations of Arts, Sciences and Technologies In the Arabic-Islamic World and Beyond, 2010.