APA-ийн эшлэл(7 дахь хэвлэлт)

ProQuest (Firm), Nuttall, W. J., Clarke, R. H., & Glowacki, B. A. (2012). The future of helium as a natural resource. Routledge.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ProQuest (Firm), William J. Nuttall, Richard H. Clarke, ба Bartek Andrzej Glowacki. The Future of Helium as a Natural Resource. New York: Routledge, 2012.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ProQuest (Firm), et al. The Future of Helium as a Natural Resource. Routledge, 2012.