$$ F_D = C_f A \frac\rho V^22 $$
Solucionario-Mecánica de Fluidos - Cengel, Cimbala - Scribd Mecanica De Fluidos Cengel 2 Edicion Pdf 595
The content surrounding page 595 in the Çengel & Cimbala text focuses on the following key engineering concepts: Completion of External Flow (Chapter 11): $$ F_D = C_f A \frac\rho V^22 $$
Pressure measurement and forces on submerged surfaces. Mecanica De Fluidos Cengel 2 Edicion Pdf 595