APA (7th ed.) Citation
ALVAREZ, F., & ET AL. PATTERNS OF DRUG USE IN CASTILLE AND LEON (SPAIN).
Chicago Style (17th ed.) Citation
ALVAREZ, F.J, and ET AL. PATTERNS OF DRUG USE IN CASTILLE AND LEON (SPAIN).
MLA (9th ed.) Citation
ALVAREZ, F.J, and ET AL. PATTERNS OF DRUG USE IN CASTILLE AND LEON (SPAIN).
Warning: These citations may not always be 100% accurate.