收录于以下发行中
| # | 标题 | 长度 | 音轨艺人 | 发行标题 | 地区/日期 | ||||
|---|---|---|---|---|---|---|---|---|---|
| 官方 | |||||||||
| 1.5 | Harmony Song | 5:22 | Pure Prairie League | Anthology |
| ||||
| 1.7 | Harmony Song | 5:20 | Pure Prairie League | Pure Prairie League / Bustin’ Out |
| ||||
| 1.7 | Harmony Song | ?:?? | Pure Prairie League | Pure Prairie League Bustin' Out Two Lane Highway Dance |
| ||||