APA-ийн эшлэл(7 дахь хэвлэлт)
ebrary, Inc, Chapman, J., & Gaydarska, B. (2010). From surface collection to prehistoric lifeways: Making sense of the multi-period site of Orlovo, south east Bulgaria. Oxbow Books.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
ebrary, Inc, John Chapman, ба Bisserka Gaydarska. From Surface Collection to Prehistoric Lifeways: Making Sense of the Multi-period Site of Orlovo, South East Bulgaria. Oxford ; Oakville: Oxbow Books, 2010.
MLA -ийн эшлэл (9 дэх хэвлэлт)
ebrary, Inc, et al. From Surface Collection to Prehistoric Lifeways: Making Sense of the Multi-period Site of Orlovo, South East Bulgaria. Oxbow Books, 2010.
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