Gaya APA
SILA, Yoseph. (2010).
Improving mastery of simple past tense and past continuous tense by contextual teaching and learning method for seventh class of smpn teflasi in the school year 2009/2010 .
Kefamenanu:
[s.n].
Gaya Chicago
SILA, Yoseph.
Improving mastery of simple past tense and past continuous tense by contextual teaching and learning method for seventh class of smpn teflasi in the school year 2009/2010.
Kefamenanu:
[s.n],
2010.
Text.
Gaya MLA
SILA, Yoseph.
Improving mastery of simple past tense and past continuous tense by contextual teaching and learning method for seventh class of smpn teflasi in the school year 2009/2010.
Kefamenanu:
[s.n],
2010.
Text.
Gaya Turabian
SILA, Yoseph.
Improving mastery of simple past tense and past continuous tense by contextual teaching and learning method for seventh class of smpn teflasi in the school year 2009/2010.
Kefamenanu:
[s.n],
2010.
Print.