Sunspots in action;
with a foreword by Sir Edward V. Appleton.
APA Citation
Stetson, H. True. (1947). Sunspots in action. New York: Ronald Press Co.
MLA Citation
Stetson, Harlan True, 1885-1964. Sunspots In Action. New York: Ronald Press Co, 1947.
Warning: These citations may not always be complete (especially for serials).