Gaya APA

JR, F, A. (1952). Theory and Problems: Differential Equations in Si Metric Units (cet. 1). Singapore: Schaum's Outline Series.

Gaya MLA

JR, Frank, Ayres. "Theory and Problems: Differential Equations in Si Metric Units". cet. 1 Singapore: Schaum's Outline Series, 1952. Text.