Gaya APA
Mann, Robyn, Jones, Heather. (2001).
Stepping Forward 4 : Normal (Academic) (4).
Singapore:
Pan Pacific Pubishing.
Gaya Chicago
Mann, Robyn, Jones, Heather.
Stepping Forward 4 : Normal (Academic).
4
Singapore:
Pan Pacific Pubishing,
2001.
Text.
Gaya MLA
Mann, Robyn, Jones, Heather.
Stepping Forward 4 : Normal (Academic).
4
Singapore:
Pan Pacific Pubishing,
2001.
Text.
Gaya Turabian
Mann, Robyn, Jones, Heather.
Stepping Forward 4 : Normal (Academic).
4
Singapore:
Pan Pacific Pubishing,
2001.
Print.