(1988). Metodologi Penelitian. Universitas Gadjah Mada.
Chicago Style (17th ed.) CitationMetodologi Penelitian. Universitas Gadjah Mada, 1988.
MLA (8th ed.) CitationMetodologi Penelitian. Universitas Gadjah Mada, 1988.
Warning: These citations may not always be 100% accurate.