Liebeler, S. Competitive conditions in the U.S. tuna industry. Washington: United States International Trade Commission.
استشهاد بنمط شيكاغوLiebeler, Susan. Competitive Conditions in the U.S. Tuna Industry. Washington: United States International Trade Commission.
MLA استشهادLiebeler, Susan. Competitive Conditions in the U.S. Tuna Industry. Washington: United States International Trade Commission.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.