Le Van Ninh., Nguyen Bang., Nguyen Duc Trung., & Nguyen Thi Hang. The establishment of the Vietnam atomic time scale.
Trích dẫn kiểu ChicagoLe Van Ninh., Nguyen Bang, Nguyen Duc Trung, và Nguyen Thi Hang. The Establishment of the Vietnam Atomic Time Scale.
MLA引文Le Van Ninh., Nguyen Bang, Nguyen Duc Trung, và Nguyen Thi Hang. The Establishment of the Vietnam Atomic Time Scale.
警告:這些引文格式不一定是100%准確.