APA (7th ed.) Citation

Blomert, R., & Santos, p. N. (2011). John Maynard Keynes ([ 1.ª ed. ].). Sol 90.

Chicago Style (17th ed.) Citation

Blomert, Reinhard, and pref. Nicolau Santos. John Maynard Keynes. [ 1.ª ed. ]. Sol 90, 2011.

MLA (8th ed.) Citation

Blomert, Reinhard, and pref. Nicolau Santos. John Maynard Keynes. [ 1.ª ed. ]. Sol 90, 2011.