National Research Council (U.S.). Committee to Evaluate the U.S. Navy's Extremely Low Frequency Communications System Ecological Monitoring Program & ebrary, Inc. (1997). An evaluation of the U.S. Navy's extremely low frequency communications system ecological monitoring program. National Academy Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)National Research Council (U.S.). Committee to Evaluate the U.S. Navy's Extremely Low Frequency Communications System Ecological Monitoring Program και Inc ebrary. An Evaluation of the U.S. Navy's Extremely Low Frequency Communications System Ecological Monitoring Program. Washington, D.C.: National Academy Press, 1997.
Παραπομπή σε μορφή MLA (9th εκδ.)National Research Council (U.S.). Committee to Evaluate the U.S. Navy's Extremely Low Frequency Communications System Ecological Monitoring Program και Inc ebrary. An Evaluation of the U.S. Navy's Extremely Low Frequency Communications System Ecological Monitoring Program. National Academy Press, 1997.