Tohutoro APA (7th ed.)
Klamkin, M. S. (1986). International Mathematical Olympiads 1978-1985: And forty supplementary problems. Mathematical Association of America.
Tohutoru Kātū Chicago (17th ed.)
Klamkin, Murray S. International Mathematical Olympiads 1978-1985: And Forty Supplementary Problems. Washington, DC: Mathematical Association of America, 1986.
Tohutoro MLA (9th ed.)
Klamkin, Murray S. International Mathematical Olympiads 1978-1985: And Forty Supplementary Problems. Mathematical Association of America, 1986.
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