Gaya APA
Kellett, Michael C.. (1983).
How to improve your memory and concentration .
New York:
Monarch Press.
Gaya Chicago
Kellett, Michael C..
How to improve your memory and concentration.
New York:
Monarch Press,
1983.
Text.
Gaya MLA
Kellett, Michael C..
How to improve your memory and concentration.
New York:
Monarch Press,
1983.
Text.
Gaya Turabian
Kellett, Michael C..
How to improve your memory and concentration.
New York:
Monarch Press,
1983.
Print.