APA-čujuhus (7. p.)
Arndt, R. Saudi Aramco World: March - April 2009, vol. 60, no. 2 : The Last Lair of the Leopard. Aramco Services.
Chicago-čujuhus (17. p.)
Arndt, Robert. Saudi Aramco World: March - April 2009, Vol. 60, No. 2 : The Last Lair of the Leopard. Houston, EUA: Aramco Services.
MLA-čujuhus (9. p.)
Arndt, Robert. Saudi Aramco World: March - April 2009, Vol. 60, No. 2 : The Last Lair of the Leopard. Aramco Services.
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