APA Style
Prosiding Penelitian Tembakau Deli. (1993).
Medan:
Bagian Penelitian PT Perkebunan IX Medan.
Chicago Style
Prosiding Penelitian Tembakau Deli.
.
Medan:
Bagian Penelitian PT Perkebunan IX Medan,
1993.
Hard Copy.
MLA Style
Prosiding Penelitian Tembakau Deli.
.
Medan:
Bagian Penelitian PT Perkebunan IX Medan,
1993.
Hard Copy.
Turabian Style
Prosiding Penelitian Tembakau Deli.
Medan:
Bagian Penelitian PT Perkebunan IX Medan,
1993.
Hard Copy.