APA (7th ed.) Citation

Yudianto, E., Sunardi, S., Sugiarti, T., Susanto, S., Suharto, S., & Trapsilasiwi, D. (2018). The identification of van Hiele level students on the topic of space analytic geometry.

Chicago Style (17th ed.) Citation

Yudianto, Erfan, Sunardi Sunardi, Titik Sugiarti, Susanto Susanto, Suharto Suharto, and Dinawati Trapsilasiwi. The Identification of Van Hiele Level Students on the Topic of Space Analytic Geometry. 2018.

MLA (8th ed.) Citation

Yudianto, Erfan, et al. The Identification of Van Hiele Level Students on the Topic of Space Analytic Geometry. 2018.

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