APA (7th ed.) Citation

Buesst, T., Ball, W. M., & Packer, G. (1949). Security problems in the Pacific region. Robertson & Mullens.

Chicago Style (17th ed.) Citation

Buesst, Tristan, W. Macmahon Ball, and G. Packer. Security Problems in the Pacific Region. Melbourne: Robertson & Mullens, 1949.

MLA (8th ed.) Citation

Buesst, Tristan, et al. Security Problems in the Pacific Region. Robertson & Mullens, 1949.