(1977). Woody ornamental plants for west Texas / by George Treshkovich.
芝加哥风格引文Woody Ornamental Plants for West Texas / by George Treshkovich. 1977.
MLA引文Woody Ornamental Plants for West Texas / by George Treshkovich. 1977.
警告：这些引文格式不一定是100％准确.
APA引文