Borlaza, C., Mejia, J., & Sarabia, A. (1991). A Systems study of R.A. hats. College of Engineering.
Chicagoスタイル(17版)引用形式Borlaza, Carlo, Jonstein Mejia, , Allan Sarabia. A Systems Study of R.A. Hats. Diliman, Quezon City: College of Engineering, 1991.
MLA(9版)引用形式Borlaza, Carlo, et al. A Systems Study of R.A. Hats. College of Engineering, 1991.
警告: この引用は必ずしも正確ではありません.