30 GREATEST by GLADYS KNIGHT & THE PIPS has sold 300,000 copies in United Kingdom.
30 GREATEST certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 United Kingdom |
300,000 | 1x Platinum | 15 December, 1977 |
United Kingdom Sales: 300,000
Certification / note: 1x Platinum
Certification Date / sales as of: 15 December, 1977
|
| Total sales | 300,000 | (in 1 country) |
Total
Sales: 300,000
(in 1 country)
|