Gaya APA

Wulansari, S, A. et al (2003). Extended telephone counseling for smoking cessation: does content matter? (Vol. 71, No. 03, Tahun). : .

Gaya MLA

Wulansari, Sri, Ayu. et al. "Extended telephone counseling for smoking cessation: does content matter?". Vol. 71, No. 03, Tahun : , 2003. Text.