APA (7e ed.) Bronvermelding

Linstone, H. A., Simmonds, W. H. C., & Bäckstrand, G. (1977). Futures research: New directions. Addison-Wesley Pub. Co., Advanced Book Program.

Chicago (17e ed.) Bronvermelding

Linstone, Harold A., Walter Henry Clive Simmonds, en Göran Bäckstrand. Futures Research: New Directions. Reading, Mass.: Addison-Wesley Pub. Co., Advanced Book Program, 1977.

MLA (9e ed.) Bronvermelding

Linstone, Harold A., et al. Futures Research: New Directions. Addison-Wesley Pub. Co., Advanced Book Program, 1977.

Let op: Deze citaties zijn niet altijd 100% accuraat.