Cita APA (7th ed.)
Carlson, J. (1951). Seventy-three Employee-Benefit Plans in the petroleum refining industry.
Cita Chicago (17th ed.)
Carlson, Julia. Seventy-three Employee-Benefit Plans in the Petroleum Refining Industry. 1951.
Cita MLA (9th ed.)
Carlson, Julia. Seventy-three Employee-Benefit Plans in the Petroleum Refining Industry. 1951.
Atenció: Aquestes cites poden no estar 100% correctes.