Gaya APA
L, R, H. (2007).
The Way to happiness : A Common Sense Guide to better living .
S.L..:
the Way o appiness fomolation.
Gaya MLA
L, RON, Hubbard,.
"The Way to happiness : A Common Sense Guide to better living".
S.L..:
the Way o appiness fomolation,
2007.
Text.