Citazione APA

Beck, W. A. (1942). EFFECT OF DROUGHT ON THE PRODUCTION OF PLANT PIGMENTS.

Stile di citazione Chicago

Beck, William A. EFFECT OF DROUGHT ON THE PRODUCTION OF PLANT PIGMENTS. 1942.

Citazione MLA

Beck, William A. EFFECT OF DROUGHT ON THE PRODUCTION OF PLANT PIGMENTS. 1942.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.