APA-ийн эшлэл(7 дахь хэвлэлт)

Greaves, A. (1979). Descriptions of seed sources and collections for provenances of Pinus oocarpa. Commenwealth Forestry Institute, University of Oxford.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Greaves, A. Descriptions of Seed Sources and Collections for Provenances of Pinus Oocarpa. Commenwealth Forestry Institute, University of Oxford, 1979.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Greaves, A. Descriptions of Seed Sources and Collections for Provenances of Pinus Oocarpa. Commenwealth Forestry Institute, University of Oxford, 1979.