APA (7th ed.) Citation

Sugiarni, R., Herman, T., Suryadi, D., Prabawanto, S., & Jusniani, N. Learning obstacle of proportion learning based on proposional reasoning level: A case study pre-service mathematics teachers. Universitas Hamzanwadi.

Chicago Style (17th ed.) Citation

Sugiarni, Rani, Tatang Herman, Didi Suryadi, Sufyani Prabawanto, and Nia Jusniani. Learning Obstacle of Proportion Learning Based on Proposional Reasoning Level: A Case Study Pre-service Mathematics Teachers. Universitas Hamzanwadi.

MLA (9th ed.) Citation

Sugiarni, Rani, et al. Learning Obstacle of Proportion Learning Based on Proposional Reasoning Level: A Case Study Pre-service Mathematics Teachers. Universitas Hamzanwadi.