രാധകൃഷ്ണന്, സ., & Radhakrishnan, C. (2015). ഇതിഹാസം. ഹൈടെക് ബുക്സ്.
Citação norma Chicagoരാധകൃഷ്ണന്, സി, and C. Radhakrishnan. ഇതിഹാസം. കൊച്ചി: ഹൈടെക് ബുക്സ്, 2015.
Citação norma MLAരാധകൃഷ്ണന്, സി, and C. Radhakrishnan. ഇതിഹാസം. ഹൈടെക് ബുക്സ്, 2015.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.