Praenumeration (German: Pränumeration) was an early form of the subscription business model. It was a common business practice in the 18th century book... 2 KB (251 words) - 11:23, 9 February 2023 |
Praenumeration (German: Pränumeration) was an early form of the subscription business model. It was a common business practice in the 18th century book... 2 KB (251 words) - 11:23, 9 February 2023 |