Miocene floras of the Columbia Plateau.
Part I. Composition and interpretation /
by Ralph W. Chaney. Part II. Systematic considerations, by Ralph W. Chaney and Daniel I. Axelrod.

APA Citation

Chaney, R. W. (Ralph Works)., Axelrod, D. I. (1959). Miocene floras of the Columbia Plateau: Part I. Composition and interpretation. Washington.

MLA Citation

Chaney, Ralph W. (Ralph Works), 1890-1971, and Daniel I Axelrod. Miocene Floras of the Columbia Plateau: Part I. Composition And Interpretation. Washington, 1959.

Warning: These citations may not always be complete (especially for serials).