JOHNSON SPENCER. (1987). ONE MINUTE FOR MYSELF: HOW TO MANAGE YOUR MOST VALUABLE ASSET. AVON BOOKS.
Chicago-referens (17:e uppl.)JOHNSON SPENCER. ONE MINUTE FOR MYSELF: HOW TO MANAGE YOUR MOST VALUABLE ASSET. NEW YORK: AVON BOOKS, 1987.
MLA-referens (9:e uppl.)JOHNSON SPENCER. ONE MINUTE FOR MYSELF: HOW TO MANAGE YOUR MOST VALUABLE ASSET. AVON BOOKS, 1987.
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