Cita APA (7a ed.)

University of Nottingham. & Johnson, C. (1981). Physiological processes limiting plant productivity. Butterworths.

Cita Chicago Style (17a ed.)

University of Nottingham. y C.B Johnson. Physiological Processes Limiting Plant Productivity. London [etc.]: Butterworths, 1981.

Cita MLA (9a ed.)

University of Nottingham. y C.B Johnson. Physiological Processes Limiting Plant Productivity. Butterworths, 1981.