Unknown. (2023). The forests of free Vietnam: A preliminary study for organization, protection, policy and production. Forest Research Institute.
Chicago-viite (17. p.)Unknown. The Forests of Free Vietnam: A Preliminary Study for Organization, Protection, Policy and Production. Forest Research Institute, 2023.
MLA-viite (9. p.)Unknown. The Forests of Free Vietnam: A Preliminary Study for Organization, Protection, Policy and Production. Forest Research Institute, 2023.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.