titled / entitled and quotation marks

[kohyoongliat]

I've read a book entitled / titled "Old Man and the Sea".

1. Which word in bold should I use?

2. Are quotation marks for the title of the book obligatory?

Thanks in advance.

[Casiopea]

1. Which word in bold should I use?

Click here.

2. Are quotation marks for the title of the book obligatory?

Click here.

[kohyoongliat]

Thanks, Casiopea.

[Casiopea]

You're welcome.