APA (7th ed.) Citation

Bosch, D., Bosch, E., & Smythe, K. (1982). Seashells of Oman. Longman Group, col. ill., map.

Chicago Style (17th ed.) Citation

Bosch, Donald, Eloise Bosch, and Kathleen Smythe. Seashells of Oman. London ; New York: Longman Group, col. ill., map, 1982.

MLA (9th ed.) Citation

Bosch, Donald, et al. Seashells of Oman. Longman Group, col. ill., map, 1982.