Dyfyniad APA

Johnson, B., & Cowen, P. (1991). CALCIUM-CHANNEL BLOCKADE AND RESISTANT BIPOLAR DEPRESSION.

Dyfyniad Arddull Chicago

Johnson, B., and P. Cowen. CALCIUM-CHANNEL BLOCKADE AND RESISTANT BIPOLAR DEPRESSION. 1991.

Dyfyniad MLA

Johnson, B., and P. Cowen. CALCIUM-CHANNEL BLOCKADE AND RESISTANT BIPOLAR DEPRESSION. 1991.

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