Gaya APA
Vellema, S., Boselie, D. (2003).
Cooperation and Competence in Global Food Chains (1 ( Pertama )).
Netherlands:
Shaker Publishing.
Gaya MLA
Vellema, Sietze., Boselie, Dave.
"Cooperation and Competence in Global Food Chains".
1 ( Pertama )
Netherlands:
Shaker Publishing,
2003.
Textbook.