APA (7. basım) Alıntı

Institute of Policy Studies (IPS) of Srilanka. (2011). Sri Lanka state of the economy 2011. Institute of Policy Studies (IPS) of Srilanka.

Chicago Style (17. basım) Atıf

Institute of Policy Studies (IPS) of Srilanka. Sri Lanka State of the Economy 2011. Colombo: Institute of Policy Studies (IPS) of Srilanka, 2011.

MLA (8th ed.) Atıf

Institute of Policy Studies (IPS) of Srilanka. Sri Lanka State of the Economy 2011. Institute of Policy Studies (IPS) of Srilanka, 2011.