Gaya APA

API, Y, M., SUYANTO, D, S, R. (2000). GUPPY . JAKARTA: PENEBAR SWADAYA.

Gaya MLA

API, YUANI, MUNDAYANA,., SUYANTO, DRA., S., RACHMATUN. "GUPPY". JAKARTA: PENEBAR SWADAYA, 2000. .