Cita APA (7th ed.)

Parker, H. (1968). Simplified design of reinforced concrete (3rd ed.). National Book Store.

Cita Chicago (17th ed.)

Parker, Harry. Simplified Design of Reinforced Concrete. 3rd ed. Manila: National Book Store, 1968.

Cita MLA (9th ed.)

Parker, Harry. Simplified Design of Reinforced Concrete. 3rd ed. National Book Store, 1968.