Cita APA (7a ed.)

Sedgley, M., & Griffin, A. R. (1989). Sexual reproduction of tree crops. Academic.

Cita Chicago Style (17a ed.)

Sedgley, M., y A. R. Griffin. Sexual Reproduction of Tree Crops. London: Academic, 1989.

Cita MLA (8a ed.)

Sedgley, M., y A. R. Griffin. Sexual Reproduction of Tree Crops. Academic, 1989.