Lamoreaux, N. R., & Sokoloff, K. L. (1996). Long-term change in the organization of inventive activity. The National Academy of Sciences of the USA.
استشهاد بنمط شيكاغوLamoreaux, Naomi R., و Kenneth L. Sokoloff. Long-term Change in the Organization of Inventive activity. The National Academy of Sciences of the USA, 1996.
MLA استشهادLamoreaux, Naomi R., و Kenneth L. Sokoloff. Long-term Change in the Organization of Inventive activity. The National Academy of Sciences of the USA, 1996.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.