Gaya APA
Agustian, A, G.
(2001).
ESQ (Emotional Spiritual Quotient) Jilid 1
(
1)
.
Jakarta:
PT. Arga Tilanta.
Gaya MLA
Agustian, Ary, Ginanjar.
"ESQ (Emotional Spiritual Quotient) Jilid 1".
1
Jakarta:
PT. Arga Tilanta,
2001.
Buku Analog.