ScienceDirect (Online service), Li, Q., Liang, W., Zhang, X., & Mahamood, M. (2017). Soil nematodes of grasslands in Northern China. Academic Press.
Chicago Style (17th ed.) CitationScienceDirect (Online service), Qi Li, Wenju Liang, Xiaoke Zhang, and Mohammad Mahamood. Soil Nematodes of Grasslands in Northern China. London: Academic Press, 2017.
MLA (9th ed.) CitationScienceDirect (Online service), et al. Soil Nematodes of Grasslands in Northern China. Academic Press, 2017.
Warning: These citations may not always be 100% accurate.