APA Format
HARAHAP, Mary E.. (1995).
The Magic wallet / Mary E. Harahap
. Bandung :: ITB,.
MLA Format
HARAHAP, Mary E..
The Magic wallet / Mary E. Harahap
. Bandung :: ITB,, 1995
Chicago Format
HARAHAP, Mary E.. The Magic wallet / Mary E. Harahap. Bandung :: ITB,, 1995.