Cita APA (7a ed.)

International Association of Geomagnetism and Aeronomy & Cardús, J. O. (1969). Transactions of the Helsinki and Berkeley Meeting: July 25 - August 6, 1960 and August 20-30, 1963. Sugrañes Hnos, Ed.

Cita Chicago Style (17a ed.)

International Association of Geomagnetism and Aeronomy y J. O. Cardús. Transactions of the Helsinki and Berkeley Meeting: July 25 - August 6, 1960 and August 20-30, 1963. Tarragona: Sugrañes Hnos, Ed, 1969.

Cita MLA (9a ed.)

International Association of Geomagnetism and Aeronomy y J. O. Cardús. Transactions of the Helsinki and Berkeley Meeting: July 25 - August 6, 1960 and August 20-30, 1963. Sugrañes Hnos, Ed, 1969.