The 1949 summit eruption of Mauna Loa, Hawaii /
by Gordon A. MacDonald and James B. Orr.

APA Citation

Macdonald, G. A. (Gordon Andrew)., Orr, J. B. (1950). The 1949 summit eruption of Mauna Loa, Hawaii. Washington [D.C.]: U.S. G.P.O..

MLA Citation

Macdonald, Gordon A. (Gordon Andrew), 1911-1978, and James B Orr. The 1949 Summit Eruption of Mauna Loa, Hawaii. Washington [D.C.]: U.S. G.P.O., 1950.

Warning: These citations may not always be complete (especially for serials).