APA (7th ed.) Citation

Ku, P. (2009). Han'gugŏ suŏp ŭl wihan munpŏp hwaltongjip =: Korean language classes grammar activity book. Korean Lanugage Plus.

Chicago Style (17th ed.) Citation

Ku, Pon-gwan. Han'gugŏ Suŏp ŭl Wihan Munpŏp Hwaltongjip =: Korean Language Classes Grammar Activity Book. Seoul: Korean Lanugage Plus, 2009.

MLA (8th ed.) Citation

Ku, Pon-gwan. Han'gugŏ Suŏp ŭl Wihan Munpŏp Hwaltongjip =: Korean Language Classes Grammar Activity Book. Korean Lanugage Plus, 2009.