Gaya APA
Littauer, F.
(2015).
Your Personality Tree
(
Cet. 2)
.
Jakarta:
PT Menuju Insan Cemerlang.
Gaya MLA
Littauer, Florence.
"Your Personality Tree".
Cet. 2
Jakarta:
PT Menuju Insan Cemerlang,
2015.
Text.