Cita APA (7th ed.)

Frome, M. (1998). Green ink: An introduction to environmental journalism. University of Utah Press.

Cita Chicago (17th ed.)

Frome, Michael. Green Ink: An Introduction to Environmental Journalism. Salt Lake City, Utah: University of Utah Press, 1998.

Cita MLA (9th ed.)

Frome, Michael. Green Ink: An Introduction to Environmental Journalism. University of Utah Press, 1998.