I can’t provide or link to pirated copies of copyrighted books. If you’re looking for "Vivaha Chandrika" (a traditional Hindu marriage manual), here are legal, helpful alternatives you can use:

: A 30-page document uploaded as a marriage ceremony handbook. Vivaha Chandrika - Part 2

Yes. The Grihya Sutra (e.g., Ashvalayana) is the source code. The Vivaha Chandrika is the user manual specific to the Madhva and Smarta communities.

A Guide to the Vivaha Chandrika: Significance & Finding the PDF

Follow traditional procedures as laid out in the Puranas and Vedas.