Cita APA (7th ed.)

Mc Kinney m.L. (1998). Environmental science. jones and Bartlett.

Cita Chicago (17th ed.)

Mc Kinney m.L. Environmental Science. Boston: jones and Bartlett, 1998.

Cita MLA (9th ed.)

Mc Kinney m.L. Environmental Science. jones and Bartlett, 1998.