Answer:
The journal entry is as follows:
Retained earnings A/c Dr. $18 million
    To common stock             $0.30 million
    To capital paid in excess A/c    $17.70 million
(To record the stock dividend issued at 1%)
Working notes:
Shares issued = 1% of 30 million
            = 0.30 million
Retained earnings:
= 0.30 million × $60 per share
= $18 million
Common stock:
= 0.30 million × $1 par value
= $0.30 million
Capital paid in excess:
= Retained earnings - Common stock
= $18 million - $0.30 million
= $17.7 million