Gaya APA
Kusmana, ., Sofijandi, . (2011).
Fun Learning English 3 for Elemntary School : Student's Book (1).
Bandung:
Gramedia.
Gaya MLA
Kusmana, ., Sofijandi, .
"Fun Learning English 3 for Elemntary School : Student's Book".
1
Bandung:
Gramedia,
2011.
Text.