Dyfyniad APA
Gruijter, J. J., Bierkens, M. F. P., Brus, D. J., & Knotters, M. (2006). Sampling for Natural Resource Monitoring. Springer Berlin Heidelberg. https://doi.org/10.1007/3-540-33161-1
Dyfyniad Arddull Chicago
Gruijter, Jaap J., Marc F. P. Bierkens, Dick J. Brus, and Martin Knotters. Sampling for Natural Resource Monitoring. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-33161-1.
Dyfyniad MLA
Gruijter, Jaap J., et al. Sampling for Natural Resource Monitoring. Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-33161-1.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.