Gaya APA
Octaberlina, L, R. (2011).
Progressive English: General English for Tertiary Students (cet 1).
Malang:
UIN-Maliki Press.
Gaya MLA
Octaberlina, Like, Raskova.
"Progressive English: General English for Tertiary Students".
cet 1
Malang:
UIN-Maliki Press,
2011.
Art Original.