Gaya APA
Izzo, J. (2016).
5 Secrets You Must Discover Before You Die: The Key to Living a Happy and Meaningful Life .
Illinois:
Simple Truths.
Gaya MLA
Izzo, John.
"5 Secrets You Must Discover Before You Die: The Key to Living a Happy and Meaningful Life".
Illinois:
Simple Truths,
2016.
Text.