APA Style
Harvard, Joseph, Ginting, Lukas, Rose, Felix. (2001).
Guide to professional & business correspondence .
Jakarta:
Penerbit PPM.
Chicago Style
Harvard, Joseph, Ginting, Lukas, Rose, Felix.
Guide to professional & business correspondence.
Jakarta:
Penerbit PPM,
2001.
Printed Material.
MLA Style
Harvard, Joseph, Ginting, Lukas, Rose, Felix.
Guide to professional & business correspondence.
Jakarta:
Penerbit PPM,
2001.
Printed Material.
Turabian Style
Harvard, Joseph, Ginting, Lukas, Rose, Felix.
Guide to professional & business correspondence.
Jakarta:
Penerbit PPM,
2001.
Printed Material.