Gaya APA
Silbey, R.
().
Passport to Mathematics Book 1 : Bridge Unit
.
Boston:
Mc Daugal Littell, 1999.
Gaya MLA
Silbey, Robyn.
"Passport to Mathematics Book 1 : Bridge Unit".
Boston:
Mc Daugal Littell, 1999,
.
Text.