Pryor, S., & Peterken, G. (1982). An economic analysis of silvicultural options for broadleaved woodland (volume I). Commenwealth Forestry Institute, University of Oxford.
Lua i Stíl Chicago (17ú heag.)Pryor, S., agus G. Peterken. An Economic Analysis of Silvicultural Options for Broadleaved Woodland (volume I). Commenwealth Forestry Institute, University of Oxford, 1982.
Lua MLA (9ú heag.)Pryor, S., agus G. Peterken. An Economic Analysis of Silvicultural Options for Broadleaved Woodland (volume I). Commenwealth Forestry Institute, University of Oxford, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.