@Author{OL237290A,
    name: {James M. Kouzes},
    birth_date: {1945}
}
@Author{OL27560A,
    name: {James MacGregor Burns},
    birth_date: {1918}
    , death_date: {2014}
}
@Author{OL139548A,
    name: {Max Weber},
    birth_date: {21 April 1864}
    , death_date: {14 June 1920}
}
@Author{OL1660201A,
    name: {Ralph M. Stogdill},
    birth_date: {1904}
    , death_date: {1978}
}
@Author{OL1718418A,
    name: {John Naylor - undifferentiated},
}
@Author{OL1193606A,
    name: {Rensis Likert},
    birth_date: {1903}
    , death_date: {1981}
}