Dyfyniad APA

Alley, M. (1987). The craft of scientific writing. Prentice-Hall.

Dyfyniad Arddull Chicago

Alley, Michael. The Craft of Scientific Writing. Englewood Cliffs, NJ: Prentice-Hall, 1987.

Dyfyniad MLA

Alley, Michael. The Craft of Scientific Writing. Prentice-Hall, 1987.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.