Παραπομπή APA

LW Robert. (1988). Vascular differentiation and plant growth regulators. Springer-Verlag.

Παραπομπή Chicago Style

LW Robert. Vascular Differentiation and Plant Growth Regulators. New York: Springer-Verlag, 1988.

Παραπομπή MLA

LW Robert. Vascular Differentiation and Plant Growth Regulators. Springer-Verlag, 1988.