Cita APA (7th ed.)

O'Brien, T. P., & McCully, M. E. (1969). Plant structure and development: Pictorial and physiological approach. The Macmillan.

Cita Chicago (17th ed.)

O'Brien, T. P., i Margaret E. McCully. Plant Structure and Development: Pictorial and Physiological Approach. Nueva York: The Macmillan, 1969.

Cita MLA (9th ed.)

O'Brien, T. P., i Margaret E. McCully. Plant Structure and Development: Pictorial and Physiological Approach. The Macmillan, 1969.