Gaya APA
Nenov, V, S, &, N.
(2010).
Canadian Physics Olympiads-Preparation Program 1999-2004
.
Lexington:
KY.
Gaya MLA
Nenov, V., Simeonova, &, N..
"Canadian Physics Olympiads-Preparation Program 1999-2004".
Lexington:
KY,
2010.
Printed Book.