APA (7th ed.) Citation

Chang, Y. (2013). Opportunities to learn mathematical proofs in geometry: Comparative analyses of textbooks from Germany and Taiwan.

Chicago Style (17th ed.) Citation

Chang, Yu-Ping. Opportunities to Learn Mathematical Proofs in Geometry: Comparative Analyses of Textbooks from Germany and Taiwan. 2013.

MLA (9th ed.) Citation

Chang, Yu-Ping. Opportunities to Learn Mathematical Proofs in Geometry: Comparative Analyses of Textbooks from Germany and Taiwan. 2013.

Warning: These citations may not always be 100% accurate.