ICAR. (1977). Annual report 1977. Karnal.
Chicago Style aipamenaICAR. Annual Report 1977. Karnal, 1977.
MLA aipamenaICAR. Annual Report 1977. Karnal, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
ICAR. (1977). Annual report 1977. Karnal.
Chicago Style aipamenaICAR. Annual Report 1977. Karnal, 1977.
MLA aipamenaICAR. Annual Report 1977. Karnal, 1977.