Differential fecundity in Iowa;
a study in partial correlation,
by Hornell Norris Hart, Ph.D.
APA Citation
Hart, H. (1922). Differential fecundity in Iowa: a study in partial correlation. Iowa City: The University.
MLA Citation
Hart, Hornell, 1888-1967. Differential Fecundity In Iowa: a Study In Partial Correlation. Iowa City: The University, 1922.
Warning: These citations may not always be complete (especially for serials).