THE EFFECTIVENESS OF BICULTURAL AND CHARACTER EDUCATION-BASED OPERETTA TO IMPROVE 
STUDENTS’ SPEAKING SKILL 
(a Pre-experimental Research on the Fourth Grade Students of
the Elementary School)

A THESIS
in Partial Fulfilment of the Requirements
for Masters Degree in Linguistics

Eko Heriyanto
13020210400005

POSTGRADUATE PROGRAM 
DIPONEGORO UNIVERSITY
SEMARANG
2012