APA (7th ed.) Citation
BOOMSMA, D., & ET AL. GENETIC AND SOCIAL INFLUENCES ON STARTING TO SMOKE: A STUDY OF DUTCH ADOLESCENT TWINS AND THEIR PARENTS.
Chicago Style (17th ed.) Citation
BOOMSMA, D.I, and ET AL. GENETIC AND SOCIAL INFLUENCES ON STARTING TO SMOKE: A STUDY OF DUTCH ADOLESCENT TWINS AND THEIR PARENTS.
MLA (9th ed.) Citation
BOOMSMA, D.I, and ET AL. GENETIC AND SOCIAL INFLUENCES ON STARTING TO SMOKE: A STUDY OF DUTCH ADOLESCENT TWINS AND THEIR PARENTS.
Warning: These citations may not always be 100% accurate.