APA-ийн эшлэл(7 дахь хэвлэлт)

Mitchell, P., & Kirby, K. (1989). Ecological effects of forestry practices in long-established woodland and their implications for nature conservation. Oxford Forestry Institute, University of Oxford.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Mitchell, P., ба K. Kirby. Ecological Effects of Forestry Practices in Long-established Woodland and Their Implications for Nature Conservation. Oxford Forestry Institute, University of Oxford, 1989.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Mitchell, P., ба K. Kirby. Ecological Effects of Forestry Practices in Long-established Woodland and Their Implications for Nature Conservation. Oxford Forestry Institute, University of Oxford, 1989.