documentclass{article}
usepackage[style = authoryear-comp]{biblatex}
usepackage{filecontents}
begin{filecontents}{jobname.bib}
@BOOK{gauch2012,
    AUTHOR = "Gauch, Jr., Hugh G.",
    TITLE = "Scientific method in brief",
    YEAR = "2012",
    LOCATION = "Cambridge",
    PUBLISHER = "Cambridge University Press"}
end{filecontents}
addbibresource{jobname.bib}
begin{document}
nocite{*}
printbibliography
end{document}