APA (7th ed.) Citation

Cheng, T. R. (1984). A mathematical simulation of horizontal drain-hole performance. [publisher not identified].

Chicago Style (17th ed.) Citation

Cheng, Thomas Ru-Kang. A Mathematical Simulation of Horizontal Drain-hole Performance. [Place of publication not identified]: [publisher not identified], 1984.

MLA (9th ed.) Citation

Cheng, Thomas Ru-Kang. A Mathematical Simulation of Horizontal Drain-hole Performance. [publisher not identified], 1984.