APA Style
Freeman, M, S., Sheehan, T, F. (2009).
Rourke's world of science encyclopedia Volume 8 : Mathematics (Volume 8 : Mathematics).
Florida:
Kakilangit Kencana.
MLA Style
Freeman, Marcia, S.., Sheehan, Tom, F..
"Rourke's world of science encyclopedia Volume 8 : Mathematics".
Volume 8 : Mathematics
Florida:
Kakilangit Kencana,
2009.
Text.