APA
BAUM E. L., . (1956). Methodological procedures in the economic analysis.of fertilizer use data. Ames: Iowa State College.
Chicago
BAUM E L, . 1956. Methodological procedures in the economic analysis.of fertilizer use data. Ames: Iowa State College.
Harvard
BAUM E. L., . (1956). Methodological procedures in the economic analysis.of fertilizer use data. Ames: Iowa State College.
MLA
BAUM E L, . Methodological procedures in the economic analysis.of fertilizer use data. Ames: Iowa State College. 1956.
