(1981). Current topics in sarvey adapking/easted. Academic Press.
Cita Chicago (17th ed.)Current Topics in Sarvey Adapking/easted. New York: Academic Press, 1981.
Cita MLA (9th ed.)Current Topics in Sarvey Adapking/easted. Academic Press, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.