Gaya APA
Soegoto, E, S. (2008).
Marketing Research : The Smart Way to Solve a Problem .
Jakarta:
Elex Media Komputindo.
Gaya MLA
Soegoto, Eddy, Soeryanto.
"Marketing Research : The Smart Way to Solve a Problem".
Jakarta:
Elex Media Komputindo,
2008.
Teks.