Gaya APA
Hopkins, C., Dwiastuti, J. (2004).
Mates,dates and portobello princesses :putri Portobello .
Jakarta:
Gramedia.
Gaya MLA
Hopkins, Cathy., Dwiastuti, JE.Retno.
"Mates,dates and portobello princesses :putri Portobello".
Jakarta:
Gramedia,
2004.
Text.