General fisheries council for the mediterranean, Prodanov, K., Mikhailov, K., & Daskalov, G. (1997). Environmental management of fish resources in the bleck sea and their rational exploitation.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)General fisheries council for the mediterranean, Kamen Prodanov, Konstantin Mikhailov, و Georgy Daskalov. Environmental Management of Fish Resources in the Bleck Sea and Their Rational Exploitation. 1997.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)General fisheries council for the mediterranean, et al. Environmental Management of Fish Resources in the Bleck Sea and Their Rational Exploitation. 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.