Gaya APA
PURWANTO, H. et al
(2013).
HANDY TIPS FOR EXCHANGING GREETINGS
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YOGYAKARTA:
PT. CITRA AJI PARAMA.
Gaya MLA
PURWANTO, HERI. et al.
"HANDY TIPS FOR EXCHANGING GREETINGS".
YOGYAKARTA:
PT. CITRA AJI PARAMA,
2013.
Text.