Gaya APA
Rachmatika, S., Maxwell, J, C. (2016).
Leadership Principles For Graduates: Menempa Kesuksesan Hidup, Hari Demi Hari .
Surabaya:
Mic Publishing.
Gaya MLA
Rachmatika, Sari., Maxwell, John, C..
"Leadership Principles For Graduates: Menempa Kesuksesan Hidup, Hari Demi Hari".
Surabaya:
Mic Publishing,
2016.
Text.