Gaya APA

Hariyono, . (2010). Using Picture Series to Improve Writing Skill of Procedure Text for The Ninth Graders of SMP Kristen Indonesia Magelang in Academic Year 2010/2011 . MAGELANG: .

Gaya MLA

Hariyono, . "Using Picture Series to Improve Writing Skill of Procedure Text for The Ninth Graders of SMP Kristen Indonesia Magelang in Academic Year 2010/2011". MAGELANG: , 2010. Text.