Gaya APA
SINAGA, J, D., PADMI, L, J, [.
(2020).
Self counseling:
.
Yogyakarta:
Graha Ilmu.
Gaya MLA
SINAGA, Juster, Donal., PADMI, Lidwina, Jatuh, [ed.].
"Self counseling:".
Yogyakarta:
Graha Ilmu,
2020.
Text.