Cita APA (7th ed.)

Digby, P. G. N., & Kempton, R. A. (1987). Multivariate analysis of ecological communities. Chapman and Hall.

Cita Chicago (17th ed.)

Digby, P. G. N., i R. A. Kempton. Multivariate Analysis of Ecological Communities. Londres: Chapman and Hall, 1987.

Cita MLA (9th ed.)

Digby, P. G. N., i R. A. Kempton. Multivariate Analysis of Ecological Communities. Chapman and Hall, 1987.