Edwards, P. F. 1. (1962). Trees and the English landscape. G. Bell.
Chicago Style aipamenaEdwards, Paul Francis 1926. Trees and the English Landscape. London: G. Bell, 1962.
MLA aipamenaEdwards, Paul Francis 1926. Trees and the English Landscape. G. Bell, 1962.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.