, W. (1994). Pengaruh gas buang kendaraan bermotor terhadap kadar timbal darah pedagang kaki lima. [Yogyakarta] : Universitas Gadjah Mada.
Chicago Style Citation, WIDIATI. Pengaruh Gas Buang Kendaraan Bermotor Terhadap Kadar Timbal Darah Pedagang Kaki Lima. [Yogyakarta] : Universitas Gadjah Mada, 1994.
MLA Citation, WIDIATI. Pengaruh Gas Buang Kendaraan Bermotor Terhadap Kadar Timbal Darah Pedagang Kaki Lima. [Yogyakarta] : Universitas Gadjah Mada, 1994.
Warning: These citations may not always be 100% accurate.