Gaya APA
Grandis, H., Dahrin, D. (2014).
Journal of mathematical and fundamental sciences Vol.26 No 2 .
Bandung:
ITB Journal Publisher.
Gaya MLA
Grandis, Hendra., Dahrin, Darharta.
"Journal of mathematical and fundamental sciences Vol.26 No 2".
Bandung:
ITB Journal Publisher,
2014.
Text.