Gaya APA
Purwanti, E., Sulistyo, P, R, P, D, U. (2021).
Cara Gampang Belajar Toefl (Grammar 1)/200024093 .
Yogyakarta:
Andi Publisher.
Gaya MLA
Purwanti, Endang., Sulistyo, Peni, R., Pramono, Dan, Ule.
"Cara Gampang Belajar Toefl (Grammar 1)/200024093".
Yogyakarta:
Andi Publisher,
2021.
Text.