Gaya APA
Jones, H., Mann, R. (2001).
Stepping Forward 3 : Normal (Academic) .
Singapore:
Pan Pasific Publications (S) PTE LTD.
Gaya MLA
Jones, Heather., Mann, Robyn.
"Stepping Forward 3 : Normal (Academic)".
Singapore:
Pan Pasific Publications (S) PTE LTD,
2001.
Text.