Cita APA

Dubach, H. (1969). Questions about the ocean. Washington, D.C.: U.S. Naval Oceanographic Office.

Citación estilo Chicago

Dubach, H.W. Questions About the Ocean. Washington, D.C.: U.S. Naval Oceanographic Office, 1969.

Cita MLA

Dubach, H.W. Questions About the Ocean. Washington, D.C.: U.S. Naval Oceanographic Office, 1969.