R. Broadhead

发表

R. Broadhead, 1986, Journal of health and social behavior.

Douglas D. Heckathorn, David L. Weakliem, Denise L. Anthony, 1999 .

Douglas D. Heckathorn, Denise L. Anthony, Robert S. Broadhead, 1995 .

D. Heckathorn, R. Broadhead, R S Broadhead, 1999, Public health reports.

R. Broadhead, J. F. Kidwell, 1975, The Journal of heredity.

R. Broadhead, 1973 .

Douglas D. Heckathorn, Robert S. Broadhead, D. Heckathorn, 1994 .

R. Broadhead, Marixsa Alicea, J. Friedman, 2001 .

R. Broadhead, K. Fox, 1990 .

D. Heckathorn, R. Broadhead, P. Selwyn, 2002, Social science & medicine.

R. Broadhead, P. Smyrnov, O. Datsenko, 2012, The International journal on drug policy.

D. Heckathorn, D. Anthony, R. Broadhead, 1995, Journal of acquired immune deficiency syndromes and human retrovirology : official publication of the International Retrovirology Association.

Douglas D. Heckathorn, Robert S. Broadhead, D. Heckathorn, 1996 .

D. Heckathorn, R. Broadhead, 1996 .

R. Broadhead, R. Rist, 1978, Social policy.