Penggayaan APA
Watanabe. (2009).
Problem solving 101 : a simple book for smart people .
New York:
Penguin Group.
Chicago Style
Watanabe.
Problem solving 101 : a simple book for smart people.
New York:
Penguin Group,
2009.
Text.
MLA Style
Watanabe.
Problem solving 101 : a simple book for smart people.
New York:
Penguin Group,
2009.
Text.
Turabian Style
Watanabe.
Problem solving 101 : a simple book for smart people.
New York:
Penguin Group,
2009.
Print.