MP3 / Online / Vedic

http://www.mp3raid.com/ 

https://www.google.com/search?q=shiva+sooktam

http://www.vedamantram.com/

Homam / Types with Procedure

http://en.wikipedia.org/wiki/Yajna
http://www.vedicastrologer.org/homam/index.htm

Petra

http://www.viewzone.com/petra.html

Agnihothram / In Detail

It is a simple offering of few grains of rice smeared with cow's ghee, to Agni, lit in a small pyramid shaped copper pot, twice a day -at sunrise and sunset. The main thing to be followed is, that it should be done regularly without a break. If due to unavoidable circumstances one has to be away from home than he may depute somebody to do it. It sounded so convincing, that it can avert any catostrophe and releives stress, ailment and pollution. It is beleived to play a vital role in maintaining an equilibirium by healing the atmosphere , calm the mind, to help give up adverse habits like drugs , helps alcholics to rehabilitate, repair the damage done to nature by mankind.it takes less than five minutes to do
http://www.melbournearya.com/Agnihotram%20or%20Nitya%20Yajna.pdf