Gaya APA

Clare, C. et al (2010). Cassandra Clare: city of ashes book two: the mortal instruments (City of ashes: the mortal instruments) . : .

Gaya MLA

Clare, Cassandra. et al. "Cassandra Clare: city of ashes book two: the mortal instruments (City of ashes: the mortal instruments)". : , 2010. Text.