Shahual, V. (1992). Sibiriya. Bodhi books.
Chicago Edition CitationShahual, Valapattnam. Sibiriya. Thriuvanathapuram, Kozhikode: Bodhi books, 1992.
MLA Edition CitationShahual, Valapattnam. Sibiriya. Bodhi books, 1992.
Warning: These citations may not always be 100% accurate.