[ Competition summary || European zonal A | European zonal B1 | European zonal B2 | European zonal C | European zonal D | Soviet zonal | US zonal | Canadian zonal |
| Caribbean-Central American zonal 1 | Caribbean-Central American zonal 2 | South American zonal | West Asian zonal | Asian Pacific zonal | Mediterranean-African zonal ||
|| Biel interzonal | Manila interzonal || Candidates QF | Candidates SF | Candidates F || WCh match ]

Evian (France), 2nd July - 6th August 1977 name Elo flag pts 1 2 3 4 5 6 7 8 9 10 11 12 13 ⇑ GM Kortschnoj, Viktor 2645 8½ 1 1 1 ½ ½ 1 1 0 ½ ½ ½ ½ ½ GM Polugaevsky, Lev 2620 4½ 0 0 0 ½ ½ 0 0 1 ½ ½ ½ ½ ½

Geneve (Switzerland), 3rd July - 19th August 1977 name Elo flag pts 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ⇑ GM Spassky, Boris 2610 8½ ½ ½ 0 ½ 1 ½ ½ 0 1 ½ ½ ½ 1 1 ½ GM Portisch, Lajos 2625 6½ ½ ½ 1 ½ 0 ½ ½ 1 0 ½ ½ ½ 0 0 ½

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