Cita APA (7a ed.)

Shover, D., & Straka, S. (1990). Samplex clean area and personel operation procedure. Samplex??.

Cita Chicago Style (17a ed.)

Shover, Danielle, y Sharon Straka. Samplex Clean Area and Personel Operation Procedure. Samplex??, 1990.

Cita MLA (8a ed.)

Shover, Danielle, y Sharon Straka. Samplex Clean Area and Personel Operation Procedure. Samplex??, 1990.