Cita APA (7a ed.)

Science Policy Foundation & International Science Policy Foundation. Science & public policy. Beech Tree Pub.

Cita Chicago Style (17a ed.)

Science Policy Foundation y International Science Policy Foundation. Science & Public Policy. Guildford, England: Beech Tree Pub.

Cita MLA (8a ed.)

Science Policy Foundation y International Science Policy Foundation. Science & Public Policy. Beech Tree Pub.