The full reference of a $..$ can be written as follows:Brent, R$.(2017).7$ Packaging machines used throughout the world. https:$//$packagingblog$.$org$/2017/09/13/7-$packaging$-$machines$-$used$-$throughout$-$the$-$world$/($accessed $10$ May $2021).$ Select one:a$.$ bookb. Journal articlec. book chapterd. website