Coba jelasin Sumber dari Solomon Adler dong

Solomon Adler: The Chinese Economy (London, Routledge & Paul 1957)

Joan Robinson, Sol Adler: China: an economic perspective, foreword by Harold Wilson (London, Fabian International Bureau 1958)

Sol Adler: A Talk to Comrades of the English Section for the Translation of Volume V of Chairman Mao's Selected Works (Guānyú "Máo xuǎn" dì-wǔ juǎn fānyì wèntí de bàogào 关于《毛选》第五卷翻译问题的报告; Beijing, Foreign Languages Press 1978).