Alford, D. K., & Tibbitts, T. W. (1971). Endogenous Short Period Rhythms in the Movements of Unifoliate Leaves of Phaseolus angularis Wight.
استشهاد بنمط شيكاغوAlford, D. K., و T. W. Tibbitts. Endogenous Short Period Rhythms in the Movements of Unifoliate Leaves of Phaseolus Angularis Wight. 1971.
MLA استشهادAlford, D. K., و T. W. Tibbitts. Endogenous Short Period Rhythms in the Movements of Unifoliate Leaves of Phaseolus Angularis Wight. 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.