APA Style
Richard, K., J, R, N. (2008).
MOEMS-Math Olympiad Contest Problems Volume 3 Division E & M (1st edtion).
Singapore:
Singapore International Math Contests Center.
MLA Style
Richard, Kalman., J, Restivo, Nicholas.
"MOEMS-Math Olympiad Contest Problems Volume 3 Division E & M".
1st edtion
Singapore:
Singapore International Math Contests Center,
2008.
Reference.