APA (7th ed.) Citation

Fayyad. (2002). At-Tusi: Pengasas ilmu trigonometri. DBP.

Chicago Style (17th ed.) Citation

Fayyad. At-Tusi: Pengasas Ilmu Trigonometri. Kuala Lumpur: DBP, 2002.

MLA (8th ed.) Citation

Fayyad. At-Tusi: Pengasas Ilmu Trigonometri. DBP, 2002.

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