FRANKFURT, Germany: The English version of works by two former Chinese leaders, Jiang Zemin and Li Lanqing, debuted on Wednesday at the Frankfurt Book Fair.

Two books by former president Jiang Zemin - titled On Development of China's Information Technology Industry, and Research on China's Energy Problem - were published by Elsevier Publishing Group with approval by the Central Party Literature Publishing House and Shanghai Jiao Tong University Press.

Former vice-premier Li Lanqing's book, titled Breaking Through: the Birth of China's Opening-Up Policy, was published by Oxford University Press and includes some 330 declassified files, documents and handwritten scripts.