Gaya APA

Dams(1987.Coimbra), I, W, O, A., Serafin,, J. (1990). Arch dams . Rotterdam: A.A.Belkema.

Gaya MLA

Dams(1987.Coimbra), International, Workshop, On, Arch., Serafin,, J.Laginha. "Arch dams". Rotterdam: A.A.Belkema, 1990. Text.