Cita APA (7th ed.)

(1973). Programmed learning aid for principles of investments / [By] Frederick Amling. Coordinating editor: Roger H. Hermanson.

Cita Chicago (17th ed.)

Programmed Learning Aid for Principles of Investments / [By] Frederick Amling. Coordinating Editor: Roger H. Hermanson. 1973.

Cita MLA (9th ed.)

Programmed Learning Aid for Principles of Investments / [By] Frederick Amling. Coordinating Editor: Roger H. Hermanson. 1973.