ɪn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti fˈoːɹ, blˈeɪdənz bˈʊk fɹʌm ˈædəm smˈɪθ tə mˈeɪnɑːɹd kˈiːnz : ðə hˈɛɹɪɾɪdʒ ʌv pəlˈɪɾɪkəl ɪkˈɑːnəmi wʌz pˈʌblɪʃt.
In 1974, Bladen's book From Adam Smith to Maynard Keynes : the heritage of political economy was published.