Cita APA (7th ed.)

Gill, K., & Smith, D. L. (1986). International research centers directory 1986-1987: A World Guide to government, university, independent nonprofit, and commerical research and development centers, institutes, laboratories, bureaus, test facilities, experinent stations, and data collection and analysis centeers, as well as foundations, councils, and other organizations which support research (3rd ed.). Gale Research Co..

Cita Chicago (17th ed.)

Gill, Kay, i Darren L. Smith. International Research Centers Directory 1986-1987: A World Guide to Government, University, Independent Nonprofit, and Commerical Research and Development Centers, Institutes, Laboratories, Bureaus, Test Facilities, Experinent Stations, and Data Collection and Analysis Centeers, as Well as Foundations, Councils, and Other Organizations Which Support Research. 3rd ed. Detroit, Mich.: Gale Research Co., 1986.

Cita MLA (9th ed.)

Gill, Kay, i Darren L. Smith. International Research Centers Directory 1986-1987: A World Guide to Government, University, Independent Nonprofit, and Commerical Research and Development Centers, Institutes, Laboratories, Bureaus, Test Facilities, Experinent Stations, and Data Collection and Analysis Centeers, as Well as Foundations, Councils, and Other Organizations Which Support Research. 3rd ed. Gale Research Co., 1986.

Atenció: Aquestes cites poden no estar 100% correctes.