Gaya APA

Ph.D., F, A, J. (1981). Theory And Problems of Differential Equations in Si Metric Units (Cet.1). Singapore: LONDON SCHOOL OF ECONOMICS.

Gaya MLA

Ph.D., Frank, Ayres,, Jr.,. "Theory And Problems of Differential Equations in Si Metric Units". Cet.1 Singapore: LONDON SCHOOL OF ECONOMICS, 1981. Text.