Gaya APA
Wedell, T., Wedellsborg, . (2023).
What's Your Problem?: Apa Masalah Anda (cet. 1).
JAKARTA:
PT. GRAMEDIA WIDIA SARANA INDONESIA.
Gaya MLA
Wedell, Thomas., Wedellsborg, .
"What's Your Problem?: Apa Masalah Anda".
cet. 1
JAKARTA:
PT. GRAMEDIA WIDIA SARANA INDONESIA,
2023.
Text.