Gaya APA
Tim, . (2004).
Mathematical olympiads 200-2001: problems and solutions from around the world .
USA:
The Matematical Association Of America.
Gaya MLA
Tim, .
"Mathematical olympiads 200-2001: problems and solutions from around the world".
USA:
The Matematical Association Of America,
2004.
BUKU PENGAYAAN.