Champion, H. (2023). Seasonal progress of height growth in trees. Manager of Publications.
Chicago-referens (17:e uppl.)Champion, H.G. Seasonal Progress of Height Growth in Trees. Manager of Publications, 2023.
MLA-referens (9:e uppl.)Champion, H.G. Seasonal Progress of Height Growth in Trees. Manager of Publications, 2023.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.