APA Style
Brayshaw, Daniel, Michalowski, Bartosz, Trapnell, Beata. (2016).
Focus 4 Workbook (Cetakan 1).
England:
Pearson Education Limited.
Chicago Style
Brayshaw, Daniel, Michalowski, Bartosz, Trapnell, Beata.
Focus 4 Workbook.
Cetakan 1
England:
Pearson Education Limited,
2016.
Buku SMA Athalia.
MLA Style
Brayshaw, Daniel, Michalowski, Bartosz, Trapnell, Beata.
Focus 4 Workbook.
Cetakan 1
England:
Pearson Education Limited,
2016.
Buku SMA Athalia.
Turabian Style
Brayshaw, Daniel, Michalowski, Bartosz, Trapnell, Beata.
Focus 4 Workbook.
Cetakan 1
England:
Pearson Education Limited,
2016.
Buku SMA Athalia.