Gaya APA
si, D, H, M, S, M., schmelkin, L, P. (1991).
Measurement, Design and Analysis: an Integrated Approach (Student Edition) .
New Jersey:
Lawrence erlbaum associates, publisher.
Gaya MLA
si, Dra., Hj., Maryanti, Setyaningsih,, M.., schmelkin, Liora, Pedhazur.
"Measurement, Design and Analysis: an Integrated Approach (Student Edition)".
New Jersey:
Lawrence erlbaum associates, publisher,
1991.
Text.