1. Guyana Forestry Commission. Yarrowkabra Training Centre. Lugar de publicación: Guyana Editor: Guyana Forestry Commission (GFC) - Government of Guyana Fecha: 206-2018
2. Our Forests Provide a Multiclicity of Non-Timber Forest Products (NTFPs). Lugar de publicación: Guyana Editor: Forest Products Marketing Council of Guyana Inc. Fecha: 2005-2015