Gaya APA
J, M., Arifin, S. (2023).
60 Minutes learning english speaking (Cetakan 1).
Yogyakarta:
Anak Hebat Indonesia.
Gaya MLA
J, Muryani., Arifin, Syamsul.
"60 Minutes learning english speaking".
Cetakan 1
Yogyakarta:
Anak Hebat Indonesia,
2023.
BOOK.