Dean, H. K., & Cutler, E. B. (1998). Range extension of Nephasoma pellucidum, and new records of Apionsoma (Edmonsius) peclinalum (Sipuncula) and Thalassema steinbecki (Echiura) from the Pacific of Costa Rica. Universidad de Costa Rica.
Citación estilo ChicagoDean, Harlan K., y Edward B. Cutler. Range Extension of Nephasoma Pellucidum, and New Records of Apionsoma (Edmonsius) Peclinalum (Sipuncula) and Thalassema Steinbecki (Echiura) From the Pacific of Costa Rica. Universidad de Costa Rica, 1998.
Cita MLADean, Harlan K., y Edward B. Cutler. Range Extension of Nephasoma Pellucidum, and New Records of Apionsoma (Edmonsius) Peclinalum (Sipuncula) and Thalassema Steinbecki (Echiura) From the Pacific of Costa Rica. Universidad de Costa Rica, 1998.