APA Style

Hartzema, Abraham G., Porta, Miquel S., Tilson, Hugh H.. (1991). Pharmaco Epidemiology an Introduction (2nd. ed.). Cincinnati: Harvey Whitney.

Chicago Style

Hartzema, Abraham G., Porta, Miquel S., Tilson, Hugh H.. Pharmaco Epidemiology an Introduction. 2nd. ed. Cincinnati: Harvey Whitney, 1991. Textbook.

MLA Style

Hartzema, Abraham G., Porta, Miquel S., Tilson, Hugh H.. Pharmaco Epidemiology an Introduction. 2nd. ed. Cincinnati: Harvey Whitney, 1991. Textbook.

Turabian Style

Hartzema, Abraham G., Porta, Miquel S., Tilson, Hugh H.. Pharmaco Epidemiology an Introduction. 2nd. ed. Cincinnati: Harvey Whitney, 1991. Textbook.