Dyfyniad APA

Iversen, L. L., & Leslie Iversen. (2006). Speed, ecstasy, ritalin: The science of amphetamines. Oxford [England],New York: Oxford University Press.

Dyfyniad Arddull Chicago

Iversen, Leslie L., và Leslie Iversen. Speed, Ecstasy, Ritalin: The Science of Amphetamines. Oxford [England],New York: Oxford University Press, 2006.

Dyfyniad MLA

Iversen, Leslie L., và Leslie Iversen. Speed, Ecstasy, Ritalin: The Science of Amphetamines. Oxford [England],New York: Oxford University Press, 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.