Gaya APA
Gronau, Hans-Dietrich, Langmann, Hanns-Heinrich, Schleicher, Dierk. (2011).
50th IMO - 50 years of International Mathematical Olympiads .
Berlin:
Springer.
Gaya Chicago
Gronau, Hans-Dietrich, Langmann, Hanns-Heinrich, Schleicher, Dierk.
50th IMO - 50 years of International Mathematical Olympiads.
Berlin:
Springer,
2011.
Text.
Gaya MLA
Gronau, Hans-Dietrich, Langmann, Hanns-Heinrich, Schleicher, Dierk.
50th IMO - 50 years of International Mathematical Olympiads.
Berlin:
Springer,
2011.
Text.
Gaya Turabian
Gronau, Hans-Dietrich, Langmann, Hanns-Heinrich, Schleicher, Dierk.
50th IMO - 50 years of International Mathematical Olympiads.
Berlin:
Springer,
2011.
Print.