(1979). Pulp and paper 1979/2. Paris: OECD.
Chicago Style aipamenaPulp and Paper 1979/2. Paris: OECD, 1979.
MLA aipamenaPulp and Paper 1979/2. Paris: OECD, 1979.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
(1979). Pulp and paper 1979/2. Paris: OECD.
Chicago Style aipamenaPulp and Paper 1979/2. Paris: OECD, 1979.
MLA aipamenaPulp and Paper 1979/2. Paris: OECD, 1979.