Cita APA

Crafts, A. S. A., & Crisp, C. E. (1971). Phloem transport in plants.

Chicago Edition Citation

Crafts, Alden S. Ans, i Carl E. Crisp. Phloem Transport in Plants. 1971.

Cita MLA

Crafts, Alden S. Ans, i Carl E. Crisp. Phloem Transport in Plants. 1971.

Atenció: Aquestes cites poden no estar 100% correctes.