Παραπομπή σε μορφή APA (7η εκδ.)
National Research Council (U.S.). Committee to Improve the U.S. Geological Survey National Water-Quality Assessment Program & ebrary, Inc. (2002). Opportunities to improve the U.S. Geological Survey National Water Quality Assessment Program. National Academy Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)
National Research Council (U.S.). Committee to Improve the U.S. Geological Survey National Water-Quality Assessment Program και Inc ebrary. Opportunities to Improve the U.S. Geological Survey National Water Quality Assessment Program. Washington, D.C. ; [Great Britain]: National Academy Press, 2002.
Παραπομπή σε μορφή MLA (9th εκδ.)
National Research Council (U.S.). Committee to Improve the U.S. Geological Survey National Water-Quality Assessment Program και Inc ebrary. Opportunities to Improve the U.S. Geological Survey National Water Quality Assessment Program. National Academy Press, 2002.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.