WARKATIN , A. T. (2011). TEACHING ENGLISH SPEAKING SKILL ADOPTING NATURAL APPROACH TO THE FIFTH YEAR STUDENT IN SD N 1 SIDOHARJO IN 2009/2010 ACADEMIC YEAR.
Chicago-viite (17. p.)WARKATIN , ANISSA TANTI. TEACHING ENGLISH SPEAKING SKILL ADOPTING NATURAL APPROACH TO THE FIFTH YEAR STUDENT IN SD N 1 SIDOHARJO IN 2009/2010 ACADEMIC YEAR. 2011.
MLA-viite (9. p.)WARKATIN , ANISSA TANTI. TEACHING ENGLISH SPEAKING SKILL ADOPTING NATURAL APPROACH TO THE FIFTH YEAR STUDENT IN SD N 1 SIDOHARJO IN 2009/2010 ACADEMIC YEAR. 2011.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.