APA
123 publishing house limited, . (2003). professor brain's healthy thinking. England: 123 publishing house.
Chicago
123 publishing house limited, . 2003. professor brain's healthy thinking. England: 123 publishing house.
Harvard
123 publishing house limited, . (2003). professor brain's healthy thinking. England: 123 publishing house.
MLA
123 publishing house limited, . professor brain's healthy thinking. England: 123 publishing house. 2003.