APA-referens (7:e uppl.)

Chew, K. K., & Ma, A. P. (1987). Species profiles: Life histories and environmental requirements of coastal fishes and invertebrates (Pacific Northwest)--Common littleneck clam. U.S. Department of the Interior.

Chicago-referens (17:e uppl.)

Chew, Kenneth K., och Alex P. Ma. Species Profiles: Life Histories and Environmental Requirements of Coastal Fishes and Invertebrates (Pacific Northwest)--Common Littleneck Clam. Washington, D.C: U.S. Department of the Interior, 1987.

MLA-referens (9:e uppl.)

Chew, Kenneth K., och Alex P. Ma. Species Profiles: Life Histories and Environmental Requirements of Coastal Fishes and Invertebrates (Pacific Northwest)--Common Littleneck Clam. U.S. Department of the Interior, 1987.