APA Citation

Harahap, Z. (2008). Sketsa pensil. Salemba Empat.

Chicago Style Citation

Harahap, Zulkifli. Sketsa Pensil. Salemba Empat, 2008.

MLA Citation

Harahap, Zulkifli. Sketsa Pensil. Salemba Empat, 2008.

Warning: These citations may not always be 100% accurate.