Hacker, D., & Fister, B. (1999). Research and documentation in the digital age (2nd edition.).
Dyfyniad Arddull ChicagoHacker, Diana, and Barbara Fister. Research and Documentation in the Digital Age. 2nd edition. Boston, 1999.
Dyfyniad MLAHacker, Diana, and Barbara Fister. Research and Documentation in the Digital Age. 2nd edition. 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.