Cita APA (7th ed.)

Hyman, L. H. (1955). The invertebrates v.4: Echinodermata, the coelomate bilateria. McGraw-Hill.

Cita Chicago (17th ed.)

Hyman, Libbie Henrietta. The Invertebrates V.4: Echinodermata, the Coelomate Bilateria. New York: McGraw-Hill, 1955.

Cita MLA (9th ed.)

Hyman, Libbie Henrietta. The Invertebrates V.4: Echinodermata, the Coelomate Bilateria. McGraw-Hill, 1955.