Johnsson, A., Rengman, K., & Grahm, L. (1971). Investigations of the geotropic curvature of the Avena coleoptile ([Sonderdr.].).
Chicago Style (17th ed.) CitationJohnsson, Anders, K. Rengman, and L. Grahm. Investigations of the Geotropic Curvature of the Avena Coleoptile. [Sonderdr.]. 1971.
MLA (9th ed.) CitationJohnsson, Anders, et al. Investigations of the Geotropic Curvature of the Avena Coleoptile. [Sonderdr.]. 1971.
Warning: These citations may not always be 100% accurate.