Gaya APA
COSTINETT, S.
(2021).
SPECTRUM STUDENT BOOK 2
.
Amerika:
PRENTICE HALL REGENTS, INC.
Gaya MLA
COSTINETT, SANDRA.
"SPECTRUM STUDENT BOOK 2".
Amerika:
PRENTICE HALL REGENTS, INC,
2021.
Non Fiksi.