APA-referens (7:e uppl.)
Polovnikova, M. V. Conducting work on the maintenance of landscape architecture objects: Textbook.
Chicago-referens (17:e uppl.)Polovnikova, M. V. Conducting Work on the Maintenance of Landscape Architecture Objects: Textbook.
MLA-referens (8:e uppl.)Polovnikova, M. V. Conducting Work on the Maintenance of Landscape Architecture Objects: Textbook.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.