Assalamu Alaykum Wa Rahmatullahi Wa Barakatahu!

The following references where used for this book:

Dr. Zakir Naik's IRF Groups's booklets

For Words, a website was used which I couldn't trace back. 

I don't own this work, this is completely owned by the rightful owners, all I did was complied the information under one place.

Jazak Allahu Khayran!

-صائمہ