Biernacki
| Nationality | Polish |
International stats
| Season | Team | Competition | Apps | Subs | Goals | Y | R |
|---|---|---|---|---|---|---|---|
| 1968-69 | Poland | Under-23 | 3 | 1 |
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| 1969-70 | Poland | Under-23 | 2 | 1 |
Please note: Career stats are based on performances in the Premier and Football Leagues and (in most cases all) internationals.
International matches
| Date | Match | Result | Competition | Round | |
|---|---|---|---|---|---|
| 02 Oct 1968 | Poland v USSR | D | 0-0 | U23 | |
| 20 Oct 1968 | Poland v East Germany | L | 0-1 | U23 | |
| 30 Apr 1969 | Romania v Poland | W | 0-2 | U23 | |
| 14 Jun 1969 | Poland v Bulgaria | D | 3-3 | U23 | |
| 10 Jul 1969 | Poland v Finland | W | 2-1 | U23 | |
| 17 May 1970 | East Germany v Poland | L | 2-1 | U23 | |
| 19 May 1970 | Poland v Denmark | D | 1-1 | U23 | |
Please note: Match history is complete for the Premier and Football Leagues and (in most cases all) internationals.