Gaya APA

Harahap, D, H. et al (2005). Development of low frequency vibration method of direct-write deposition relevant to layer manufacturing application (Vol. 9, No. 2, Tahun). : American foundations information service.

Gaya MLA

Harahap, Debby, H. et al. "Development of low frequency vibration method of direct-write deposition relevant to layer manufacturing application". Vol. 9, No. 2, Tahun : American foundations information service, 2005. Text.