Gaya APA
STP national curriculum mathematics 9B. (510).
:
442.
Gaya Chicago
STP national curriculum mathematics 9B.
Nelson thornes.
:
442,
510.
Bostock L.
Gaya MLA
STP national curriculum mathematics 9B.
Nelson thornes.
:
442,
510.
Bostock L.
Gaya Turabian
STP national curriculum mathematics 9B.
:
442,
510.
Bostock L.