Cita APA (7th ed.)

Halliday, M. A. K., & Martin, J. R. M. (1993). Writing science: Literacy and discursive power. University of Pittsburgh.

Cita Chicago (17th ed.)

Halliday, Michael Alexander Kirkwood, i James Robert Martin Martin. Writing Science: Literacy and Discursive Power. Pittsburgh: University of Pittsburgh, 1993.

Cita MLA (9th ed.)

Halliday, Michael Alexander Kirkwood, i James Robert Martin Martin. Writing Science: Literacy and Discursive Power. University of Pittsburgh, 1993.