Печатная книга «The Master Key System» в мягкой обложке, язык - английский. В книге 108 страниц, она напечатана на белой офсетной бумаге плотностью 80 г/м². Формат издания — 205x260 мм. Все книги аккуратно упаковываем в прочный трёхслойный непрозрачный картонный конверт.
The Book that will not only leave you 'feeling' good, but also 'thinking' good. In The Master Key System, presented as a series of twenty-four lessons, Charles Haanel discusses everything from how to feel healthy to how to become wealthy.
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Using precise logic and a consistent, common-sense frame-work, Haanel shows us how to achieve that what we most desire.
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The Master Key System is rumored to be what inspired Bill Gates to leave Harvard and start Microsoft.