Handley, B. (2004). SPEED matthematics: Secret Skills for Quick Calculation. Bandung : Pakae raya.
Čikaški stil citiranja (17. izdanje)Handley, Bill. SPEED Matthematics: Secret Skills for Quick Calculation. Bandung : Pakae raya, 2004.
MLA način citiranja (8. izdanje)Handley, Bill. SPEED Matthematics: Secret Skills for Quick Calculation. Bandung : Pakae raya, 2004.
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