BPd II

https://carlosguerraterol.com/como-hacer-un-plan-de-marketing-digital/

http://carlosguerraterol.com/herramientas-marketing-digital-gratis-pymes/

http://aulacm.com/plan-de-marketing-online-empresa/ 

http://www.ttandem.com/blog/snovit-plan-de-marketing-digital/

https://www.mdirector.com/marketing-digital/plan-marketing-digital.html 

https://laculturadelmarketing.com/como-crear-un-plan-de-marketing-digital-para-tu-empresa/