Gaya APA

Barker, E. (2017). Barking up the wrong ree: the surprising science behind why everythinng you know about success is mostly wrong (Cetakan Pertama). United State: Harper One Business.

Gaya MLA

Barker, Eric. "Barking up the wrong ree: the surprising science behind why everythinng you know about success is mostly wrong". Cetakan Pertama United State: Harper One Business, 2017. Text.