APA (7th ed.) Citation

Zimmermann, E. W. (1951). World resources and industries; a functional appraisal of the availability of agricultural and industrial materials.Rev. ed. Harper.

Chicago Style (17th ed.) Citation

Zimmermann, Erich Walter. World Resources and Industries; a Functional Appraisal of the Availability of Agricultural and Industrial Materials.Rev. Ed. new york: Harper, 1951.

MLA (9th ed.) Citation

Zimmermann, Erich Walter. World Resources and Industries; a Functional Appraisal of the Availability of Agricultural and Industrial Materials.Rev. Ed. Harper, 1951.