H. Ries, H. O. Buckman, A. F. Gustafson, S. L. Boothroyd, J. M. Raines, F. D. Wormuth & M. R. Rose. 24th ed
HANDBOOK OF NATURE STUDY.
HANDBOOK OF NATURE STUDY. By H. Ries, H. O. Buckman, A. F. Gustafson, S. L. Boothroyd, J. M. Raines, F. D. Wormuth & M. R. Rose. 24th ed © 10Feb39; A127141. Comstock Pub. Associates, a division of Cornell University Press (PWH); 10Feb67; R404916.
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