APA (7th ed.) Citation

Classen, J. (1987). Catalogue of the 72 very large astronomical telescopes.

Chicago Style (17th ed.) Citation

Classen, Johannes. Catalogue of the 72 Very Large Astronomical Telescopes. Pulsnitz, 1987.

MLA (9th ed.) Citation

Classen, Johannes. Catalogue of the 72 Very Large Astronomical Telescopes. 1987.

Warning: These citations may not always be 100% accurate.