Cita APA

Valdiserri, R. O., Jones, T. S., West, G. R., Campbell, C. H., & Thompson, P. I. (1993). Where injecting drug users receive HIV counseling and testing.

Chicago Style Citation

Valdiserri, R O., T S. Jones, G R. West, C H. Campbell, i P I. Thompson. Where Injecting Drug Users Receive HIV Counseling and Testing. 1993.

Cita MLA

Valdiserri, R O., et al. Where Injecting Drug Users Receive HIV Counseling and Testing. 1993.