Gaya APA
Seto, M. (2015).
Positive Thinking vs Positive Attitude: 42 Pikiran &Sikap Super Orang Sukses (Cet.1).
Yogyakarta:
Locus.
Gaya MLA
Seto, Mario.
"Positive Thinking vs Positive Attitude: 42 Pikiran &Sikap Super Orang Sukses".
Cet.1
Yogyakarta:
Locus,
2015.
Text.