Greaves, A. (1979). Descriptions of seed sources and collections for provenances of Pinus oocarpa. Commenwealth Forestry Institute, University of Oxford.
Lua i Stíl Chicago (17ú heag.)Greaves, A. Descriptions of Seed Sources and Collections for Provenances of Pinus Oocarpa. Commenwealth Forestry Institute, University of Oxford, 1979.
Lua MLA (9ú heag.)Greaves, A. Descriptions of Seed Sources and Collections for Provenances of Pinus Oocarpa. Commenwealth Forestry Institute, University of Oxford, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.