APA (7th ed.) Citation

M. G. Bull & Collier & Papua and New Guinea. Dept. of Public Works. (1970). Preliminary report on design of suspension bridges. Dept. of Public Works.

Chicago Style (17th ed.) Citation

M. G. Bull & Collier and Papua and New Guinea. Dept. of Public Works. Preliminary Report on Design of Suspension Bridges. Port Moresby: Dept. of Public Works, 1970.

MLA (9th ed.) Citation

M. G. Bull & Collier and Papua and New Guinea. Dept. of Public Works. Preliminary Report on Design of Suspension Bridges. Dept. of Public Works, 1970.