Cita APA (7a ed.)
Arndt, R. Saudi Aramco World: May - June 2004, vol. 55, no. 3 : The Pioneers. Aramco Services.
Cita estilo Chicago (17a ed.)
Arndt, Robert. Saudi Aramco World: May - June 2004, Vol. 55, No. 3 : The Pioneers. Houston, EUA: Aramco Services.
Cita MLA (9a ed.)
Arndt, Robert. Saudi Aramco World: May - June 2004, Vol. 55, No. 3 : The Pioneers. Aramco Services.
Precaución: Estas citas no son 100% exactas.