Halkin, S. I. (2011). Dendrology parks of National Academy of Sciences of Ukraine: Problems of preservation of the historical plantings, connected with increase in anthropogenous influence at their territories (on an example Dendrological Park Olexandria).
Чикаго стиль цитування (17-те видання)Halkin, S. I. Dendrology Parks of National Academy of Sciences of Ukraine: Problems of Preservation of the Historical Plantings, Connected with Increase in Anthropogenous Influence at Their Territories (on an Example Dendrological Park Olexandria). 2011.
Стиль цитування MLA (8-ме видання)Halkin, S. I. Dendrology Parks of National Academy of Sciences of Ukraine: Problems of Preservation of the Historical Plantings, Connected with Increase in Anthropogenous Influence at Their Territories (on an Example Dendrological Park Olexandria). 2011.