Day, R. A. (1979). How to write and publish a scientific paper. Philadelphia: ISI.
Dyfyniad Arddull ChicagoDay, Robert A. How to Write and Publish a Scientific Paper. Philadelphia: ISI, 1979.
Dyfyniad MLADay, Robert A. How to Write and Publish a Scientific Paper. Philadelphia: ISI, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.