if you put money into dwolla from a bank account hoping it to arrive at MTGOX. and as you say Dwolla cancelled the transaction. then Dwolla would put the money back into your bank account.
if you put money into dwolla from a MTGOX hoping it to arrive at your bank account. and as you say Dwolla cancelled the transaction. then Dwolla would put the money back into your MTGOX.
if you put money into dwolla from a MTGOX hoping it to arrive at your bank account. and as you say Dwolla cancelled the transaction. then Dwolla would put the money back into your MTGOX.
Basically this ^^ !