Gaya APA
Littauer, Florence, Lyndon Saputra. (2011).
Personality Plus (Kepribadian Plus) .
Tangerang Selatan:
Karisma Publishing Group.
Gaya Chicago
Littauer, Florence, Lyndon Saputra.
Personality Plus (Kepribadian Plus).
Tangerang Selatan:
Karisma Publishing Group,
2011.
Text.
Gaya MLA
Littauer, Florence, Lyndon Saputra.
Personality Plus (Kepribadian Plus).
Tangerang Selatan:
Karisma Publishing Group,
2011.
Text.
Gaya Turabian
Littauer, Florence, Lyndon Saputra.
Personality Plus (Kepribadian Plus).
Tangerang Selatan:
Karisma Publishing Group,
2011.
Print.