Gaya APA

S, P, A. (2021). CREATIVE SECONDARY SCHOOL MATHEMATICS: 125 ENRICHMENT UNITS FOR GRADES 7 TO 12 . : World Scientific Publishing Co.

Gaya MLA

S, POSAMENTIER, ALFRED. "CREATIVE SECONDARY SCHOOL MATHEMATICS: 125 ENRICHMENT UNITS FOR GRADES 7 TO 12". : World Scientific Publishing Co, 2021. S2-Pendidikan Bahasa Arab.