Gaya APA
Retnawati, H., Supriadi, A. (2010).
Fun Learning Mathematics 6 for Grade VI Elementary School : Student's Book (1).
Bandung:
Grafindo.
Gaya MLA
Retnawati, Heri., Supriadi, Atang.
"Fun Learning Mathematics 6 for Grade VI Elementary School : Student's Book".
1
Bandung:
Grafindo,
2010.
Text.