Araújo, W.S., Freire, G.H.A. and Côrtes, G.R. 2018. Relationship marketing in libraries: communication strategy in the web environment. Informação & Informação. 23, 3 (Dec. 2018), 544–564. DOI:https://doi.org/10.5433/1981-8920.2018v23n3p544.