1977
| Ngwagakete: | Ngwagakete 2 |
|---|---|
| Mengwagakgolo: | Ngwagakgolo 19 – Ngwagakgolo 20 – Ngwagakgolo 21 |
| Mengwagasome: | 1940s 1950s 1960s – 1970s – 1980s 1990s 2000s |
| Mengwaga: | 1974 1975 1976 – 1977 – 1978 1979 1980 |
1977 (MCMLXXVII) ebile ngwaga wa go thoma ka Mokibelo, ngwaga wa boseswai ngwagengsome wa 1970s, ngwaga wa bomasomešupa šupa ngwagengkgolo wa Ngwagakgolo 20, le ngwaga wa bomakgolo senyane masomešupa šupa ngwagengkete wa Ngwagakete 2.