Παραπομπή APA

Jayaratna, N. (1994). Understanding and evaluating methodologies: NIMSAD, a systemic framework. London: McGraw-Hill Book Company.

Παραπομπή Chicago Style

Jayaratna, Nimal. Understanding and Evaluating Methodologies: NIMSAD, a Systemic Framework. London: McGraw-Hill Book Company, 1994.

Παραπομπή MLA

Jayaratna, Nimal. Understanding and Evaluating Methodologies: NIMSAD, a Systemic Framework. London: McGraw-Hill Book Company, 1994.

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