Vries, P. G. (1986). Sampling Theory for Forest Inventory: A Teach-Yourself Course. Springer Berlin Heidelberg.
Chicago Style (17th ed.) CitationVries, Pieter G. Sampling Theory for Forest Inventory: A Teach-Yourself Course. Berlin, Heidelberg: Springer Berlin Heidelberg, 1986.
MLA (9th ed.) CitationVries, Pieter G. Sampling Theory for Forest Inventory: A Teach-Yourself Course. Springer Berlin Heidelberg, 1986.
Warning: These citations may not always be 100% accurate.