How to know the grasses;: Pictured-keys for determining the common and important American grasses, with suggestions and aids for their study

معرفی کتاب «How to know the grasses;: Pictured-keys for determining the common and important American grasses, with suggestions and aids for their study» نوشتهٔ Richard Walter Pohl، منتشرشده توسط نشر W. C. Brown Co در سال 1954. این کتاب در فرمت djvu، زبان انگلیسی ارائه شده است.