APA-viite (7. p.)

Hougen, O. A., Watson, K. M., & Ragatz, R. A. (1954). Chemical Process Principles: Part I: Material and Energy Balances (2nd ed.). Asia Publishing House.

Chicago-viite (17. p.)

Hougen, Olaf A., Kenneth M. Watson, ja Roland A. Ragatz. Chemical Process Principles: Part I: Material and Energy Balances. 2nd ed. Bombay: Asia Publishing House, 1954.

MLA-viite (9. p.)

Hougen, Olaf A., et al. Chemical Process Principles: Part I: Material and Energy Balances. 2nd ed. Asia Publishing House, 1954.