APA Style
Brayshaw, D. et al
(2016).
Focus 4 Workbook
(
Cetakan 1)
.
England:
Pearson Education Limited.
MLA Style
Brayshaw, Daniel. et al.
"Focus 4 Workbook".
Cetakan 1
England:
Pearson Education Limited,
2016.
Buku SMA Athalia.