Cita APA

Philipson, W., Ward, J. M., & Butterfield, B. (1971). The vascular cambium: Its development and activity. London: Chapman & Hall.

Citación estilo Chicago

Philipson, W.R., Josephine M. Ward, and B.G Butterfield. The Vascular Cambium: Its Development and Activity. London: Chapman & Hall, 1971.

Cita MLA

Philipson, W.R., Josephine M. Ward, and B.G Butterfield. The Vascular Cambium: Its Development and Activity. London: Chapman & Hall, 1971.