Freysen, A. H. J. (1978). Structure and functioning of plant populations. North-Holland Publishing.
芝加哥风格引文Freysen, A. H. J. Structure and Functioning of Plant Populations. Amsterdam: North-Holland Publishing, 1978.
MLA引文Freysen, A. H. J. Structure and Functioning of Plant Populations. North-Holland Publishing, 1978.
警告：这些引文格式不一定是100％准确.