citHeader("To cite the car package in publications use:") bibentry(bibtype = "Book", title = "An {R} Companion to Applied Regression", edition = "Third", author = c(as.person("John Fox"), as.person("Sanford Weisberg")), year = "2019", publisher = "Sage", address = "Thousand Oaks {CA}", url = "https://socialsciences.mcmaster.ca/jfox/Books/Companion/", )