APA (7th ed.) Citation

Hogg & Hutchins. (1998). The world's sniping rifles with sighting systems and ammunition. Greenhill Books.

Chicago Style (17th ed.) Citation

Hogg and Hutchins. The World's Sniping Rifles with Sighting Systems and Ammunition. London: Greenhill Books, 1998.

MLA (8th ed.) Citation

Hogg and Hutchins. The World's Sniping Rifles with Sighting Systems and Ammunition. Greenhill Books, 1998.