Gaya APA
Tjondrorahardja, D. (2019).
The Power Of Stories In Sales : Kunci Mengubah Pola Pikir Para Salesman .
Yogyakarta:
Expert.
Gaya MLA
Tjondrorahardja, Daud.
"The Power Of Stories In Sales : Kunci Mengubah Pola Pikir Para Salesman".
Yogyakarta:
Expert,
2019.
Buku.