ശാസ്ത്രയുഗത്തില് (1st.). National Booka Stall.
Citação norma Chicagoശാസ്ത്രയുഗത്തില്. 1st. Kottayam: National Booka Stall.
Citação norma MLAശാസ്ത്രയുഗത്തില്. 1st. National Booka Stall.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.