APA-čujuhus (7. p.)
SPOTTS, D., & ET AL. (1997). STRATEGIES FOR FOLLOW-UP OF DRUG USERS: FIELD RESEARCH GUIDELINES.
Chicago-čujuhus (17. p.)
SPOTTS, D., juo ET AL. STRATEGIES FOR FOLLOW-UP OF DRUG USERS: FIELD RESEARCH GUIDELINES. 1997.
MLA-čujuhus (9. p.)
SPOTTS, D., juo ET AL. STRATEGIES FOR FOLLOW-UP OF DRUG USERS: FIELD RESEARCH GUIDELINES. 1997.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.