Acclaimed Music - Ain't No Mountain High Enough
Marvin Gaye & Tammi Terrell
Ain't No Mountain High Enough

Best of All-time Lists, Best of Decade Lists, etc.
Bruce Pollock (USA) - The 7,500 Most Important Songs of 1944-2000 (2005) No Order
Dave Marsh & Kevin Stein (USA) - The 40 Best of the Top 40 Singles by Year (1981) 14
Dave Marsh (USA) - The 1001 Greatest Singles Ever Made (1989) 79
John Grooms (USA) - Top 100 (+23) Rock & Roll Songs 101
RIAA and NEA (USA) - 365 Songs of the Century (2001) 140
The Recording Academy Grammy Hall of Fame Albums and Songs (USA) No Order
New Musical Express (UK) - The Top 150 Singles of All Time (1987) 140
Movement (New Zealand) - The 100 (+300) Greatest Songs of All Time (2004) 101