(美)比尔·托伯特(Bill Torbert)[等]著. (2018). 行动探询：适时转变领导力的秘诀：the secret of timely and transforming leadership. 电子工业出版社.
Chicago (17e ed.) Bronvermelding(美)比尔·托伯特(Bill Torbert)[等]著. 行动探询：适时转变领导力的秘诀：the Secret of Timely and Transforming Leadership. 电子工业出版社, 2018.
MLA (8e ed.) Bronvermelding(美)比尔·托伯特(Bill Torbert)[等]著. 行动探询：适时转变领导力的秘诀：the Secret of Timely and Transforming Leadership. 电子工业出版社, 2018.
Let op: Deze citaties zijn niet altijd 100% accuraat.