Cita APA (7a ed.)

Minerals Yearbook 1986. (1988). Minerals Yearbook 1986. Unated Stated Department of the Interior.

Cita Chicago Style (17a ed.)

Minerals Yearbook 1986. Minerals Yearbook 1986. Washington - EEUU: Unated Stated Department of the Interior, 1988.

Cita MLA (8a ed.)

Minerals Yearbook 1986. Minerals Yearbook 1986. Unated Stated Department of the Interior, 1988.