Table: canadiens_1977_78
Columns: round
player
position
nationality
college_junior_club_team_league

Question: What is the lowest round for a player selected from a college of New Hampshire?
SQL: SELECT MIN("round") FROM canadiens_1977_78 WHERE "college_junior_club_team_league" = 'new hampshire'

Question: What nationality is Rod Langway?
SQL: SELECT "nationality" FROM canadiens_1977_78 WHERE "player" = 'rod langway'

Question: What position is the player selected that has a round value over 3?
SQL: SELECT "position" FROM canadiens_1977_78 WHERE "round" > 3

Question: What college did the player selected in rounds over 3 play for?
SQL: SELECT "college_junior_club_team_league" FROM canadiens_1977_78 WHERE "round" > 3

Question: What is the highest round that has a player selected from Clarkson University?
SQL: SELECT MAX("round") FROM canadiens_1977_78 WHERE "college_junior_club_team_league" = 'clarkson university'