Gopalakrishnan, A. (2007). Viswotharakadhakal rashtreeya kolapathakangal. DC Books.
シカゴスタイル引用形Gopalakrishnan, A.V. Viswotharakadhakal Rashtreeya Kolapathakangal. Kottayam: DC Books, 2007.
MLA引用形式Gopalakrishnan, A.V. Viswotharakadhakal Rashtreeya Kolapathakangal. DC Books, 2007.
警告: この引用は必ずしも正確ではありません.