A compilation of articles by the CC of the CPP published in 1988, which details the CPP's understanding of the ideology of the working class and its practical application.
One of the most convincing theses for Chairman Mao's veneration within the Marxist canon that I've yet seen. The passage included at the end from the CPP's Fundamental Documents is also worthwhile for understanding the development of Marxism past Mao, and primarily how Chairman Gonzalo built on Mao's contributions to synthesize Maoism.