Jones, R. (2012). Keyword intelligence: Keyword research for search, social and beyond. John Wiley & Sons.
Dyfyniad Arddull ChicagoJones, Ron. Keyword Intelligence: Keyword Research for Search, Social and Beyond. Indianapolis: John Wiley & Sons, 2012.
Dyfyniad MLAJones, Ron. Keyword Intelligence: Keyword Research for Search, Social and Beyond. John Wiley & Sons, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.