Lal, P. (1971). Isa upanisad. Writers Workshop Publication.
Chicago Style aipamenaLal, P. Isa Upanisad. Writers Workshop Publication, 1971.
MLA aipamenaLal, P. Isa Upanisad. Writers Workshop Publication, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.