Gaya APA
PUSPITASARI, M, A., KUSUMASTUTI, R, A. (2012).
COMPLETE ENGLISH GRAMMAR FOR EVERYONE .
YOGYAKARTA:
PELANGI INDONESIA.
Gaya MLA
PUSPITASARI, METTAYANA, ANGGUN., KUSUMASTUTI, RORO, AYU.
"COMPLETE ENGLISH GRAMMAR FOR EVERYONE".
YOGYAKARTA:
PELANGI INDONESIA,
2012.
Text.