APA Style
Shepherd, Peter. (2018).
The Positive Approach : Manfaat Berpikir & Bersikap Positif .
Yogyakarta:
Bright Publisher.
Chicago Style
Shepherd, Peter.
The Positive Approach : Manfaat Berpikir & Bersikap Positif.
Yogyakarta:
Bright Publisher,
2018.
.
MLA Style
Shepherd, Peter.
The Positive Approach : Manfaat Berpikir & Bersikap Positif.
Yogyakarta:
Bright Publisher,
2018.
.
Turabian Style
Shepherd, Peter.
The Positive Approach : Manfaat Berpikir & Bersikap Positif.
Yogyakarta:
Bright Publisher,
2018.
.