Παραπομπή σε μορφή APA (7η εκδ.)

Bilbrough, H. (1971). The use of tree plantations as elements of landscape design, with special reference to published texts of the eighteenth and nineteenth centuries.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Bilbrough, Hugh. The Use of Tree Plantations as Elements of Landscape Design, with Special Reference to Published Texts of the Eighteenth and Nineteenth Centuries. 1971.

Παραπομπή σε μορφή MLA (8th εκδ.)

Bilbrough, Hugh. The Use of Tree Plantations as Elements of Landscape Design, with Special Reference to Published Texts of the Eighteenth and Nineteenth Centuries. 1971.