APA-referens

Holton, D. (2011). Second step to mathematical olympiad problems. World Scientific Publishing.

Chicago-stil citat

Holton, Derek. Second Step to Mathematical Olympiad Problems. Singapore: World Scientific Publishing, 2011.

MLA-referens

Holton, Derek. Second Step to Mathematical Olympiad Problems. World Scientific Publishing, 2011.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.