APA Style
Hewitt, S, ;, M, E, S. (1997).
Tinggal Landas Bersama Teka-Teki Matematika = Take Off with Maths Puzzels .
:
Quality Press.
MLA Style
Hewitt, Sally, ;, Mandjani,, Esther, S..
"Tinggal Landas Bersama Teka-Teki Matematika = Take Off with Maths Puzzels".
:
Quality Press,
1997.
BOOK.