Gaya APA
BAUMEISTER, R, F., TIERNEY, J. (2011).
REDISCOVERING THE GREATEST HUMAN STREGTH WILL POWER .
AMERICA:
PENGUIN.
Gaya MLA
BAUMEISTER, ROY, F.., TIERNEY, JOHN.
"REDISCOVERING THE GREATEST HUMAN STREGTH WILL POWER".
AMERICA:
PENGUIN,
2011.
Text.