Leelakrishnan, P. (2006). Environmental law case book (2nd ed.). LexisNexis.
Chicago Style aipamenaLeelakrishnan, P. Environmental Law Case Book. 2nd ed. Haryana: LexisNexis, 2006.
MLA aipamenaLeelakrishnan, P. Environmental Law Case Book. 2nd ed. LexisNexis, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.