Masanobu Fukuoka & Gangadharan C P. (1999). Otta vaikol viplavam (4th.). Alter Media.
Chicago Edition CitationMasanobu Fukuoka i Gangadharan C P. Otta Vaikol Viplavam. 4th. Thrissur: Alter Media, 1999.
Cita MLAMasanobu Fukuoka i Gangadharan C P. Otta Vaikol Viplavam. 4th. Alter Media, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.