Gaya APA
Ridyasmara, R. (2005).
Valentine Day : Natal, Happy New Year, April Mop, Halloween So What ? (Cet 1).
Jakarta:
Pustaka AL Kautsar.
Gaya MLA
Ridyasmara, Rizki.
"Valentine Day : Natal, Happy New Year, April Mop, Halloween So What ?".
Cet 1
Jakarta:
Pustaka AL Kautsar,
2005.
Art Original.