കെ എം പ്രഭാകരവാരിയ൪ & K M Prabhakara Variar. (1982). ഗവേഷണപദ്ധതി (1st.). Vallathol Vidyapeetham.
Citação norma Chicagoകെ എം പ്രഭാകരവാരിയ൪ and K M Prabhakara Variar. ഗവേഷണപദ്ധതി. 1st. Edapal: Vallathol Vidyapeetham, 1982.
Citação norma MLAകെ എം പ്രഭാകരവാരിയ൪ and K M Prabhakara Variar. ഗവേഷണപദ്ധതി. 1st. Vallathol Vidyapeetham, 1982.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.