Παραπομπή σε μορφή APA (7η εκδ.)

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.

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (9th εκδ.)

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