Rhein, M. (1997). Information management guidelines. Haryana Forest Department.
Chicago Style aipamenaRhein, Matthias. Information Management Guidelines. Gurgaon: Haryana Forest Department, 1997.
MLA aipamenaRhein, Matthias. Information Management Guidelines. Haryana Forest Department, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.