The idea about the essential and system forming role of psychology in general and the integral individuality in particular in the system of human sciences is substantiated on the basis of analysis and generalization of theoretical data. The integral individuality as well the complex and the subject-related approaches are considered as the ways of realization of the integrity of human sciences. The specific and general features were mentioned in different approaches to the integration of human sciences. The principle of the hierarchy of system substances is ought to be used in the revision of the tutoring programs on the general psychology and its branches.