ebrary, Inc. (1998). Future directions for the National Science Foundation's Arctic Natural Sciences Program. National Academy Press.
Chicago Style (17. basım) Atıfebrary, Inc. Future Directions for the National Science Foundation's Arctic Natural Sciences Program. Washington, D.C.: National Academy Press, 1998.
MLA (9th ed.) Atıfebrary, Inc. Future Directions for the National Science Foundation's Arctic Natural Sciences Program. National Academy Press, 1998.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..