Παραπομπή σε μορφή APA (7η εκδ.)

Vaija, P. (1987). Application of fuzzy methods to process safety control and to accident analysis. [Finnish Academy of Technology].

Παραπομπή σε μορφή Chicago (17η εκδ.)

Vaija, Pirjo. Application of Fuzzy Methods to Process Safety Control and to Accident Analysis. Helsinki: [Finnish Academy of Technology], 1987.

Παραπομπή σε μορφή MLA (8th εκδ.)

Vaija, Pirjo. Application of Fuzzy Methods to Process Safety Control and to Accident Analysis. [Finnish Academy of Technology], 1987.