The "Hamitic theory" would serve as the basis for Carl Meinhof's highly influential classification of African languages in his 1912 book .
ðə "hæmˈɪɾɪk θˈiəɹi" wʊd sˈɜːv æz ðə bˈeɪsɪs fɔːɹ kˈɑːɹl mˈeɪnhɑːfs hˈaɪli ˌɪnfluːˈɛnʃəl klˌæsɪfɪkˈeɪʃən ʌv ˈæfɹɪkən lˈæŋɡwɪdʒᵻz ɪn hɪz nˈaɪntiːnhˈʌndɹɪd twˈɛlv bˈʊk .