Gaya APA

Ridyasmara, R. (2005). Valentine day, natal, happy new year, april mop, hallowen. so what? (Cet. 1). Jakarta Timur: Pustaka Al-Kautsar.

Gaya MLA

Ridyasmara, Rizki. "Valentine day, natal, happy new year, april mop, hallowen. so what?". Cet. 1 Jakarta Timur: Pustaka Al-Kautsar, 2005. BUKU CETAK (PRINTED BOOK).