APA aipamena

LEWIS-BECK MICHAEL S. (1993). EXPERIMENTAL DESIGN AND METHODS. SAGE PUBLICATIONS.

Chicago Style aipamena

LEWIS-BECK MICHAEL S. EXPERIMENTAL DESIGN AND METHODS. LONDON: SAGE PUBLICATIONS, 1993.

MLA aipamena

LEWIS-BECK MICHAEL S. EXPERIMENTAL DESIGN AND METHODS. SAGE PUBLICATIONS, 1993.