Gaya APA
Valles, C, G.
(2003).
I Love You, I Hate You; Sisi Ganda Relasi Interpersonal
.
Yogyakarta:
Kanisius.
Gaya MLA
Valles, Carlos, G..
"I Love You, I Hate You; Sisi Ganda Relasi Interpersonal".
Yogyakarta:
Kanisius,
2003.
Textbook.