Gaya APA

Dennison, William D.. (2017). Great Thinkers : Karl Marx . New Jersey, USA: P & R Publishing.

Gaya Chicago

Dennison, William D.. Great Thinkers : Karl Marx. New Jersey, USA: P & R Publishing, 2017. Academic.

Gaya MLA

Dennison, William D.. Great Thinkers : Karl Marx. New Jersey, USA: P & R Publishing, 2017. Academic.

Gaya Turabian

Dennison, William D.. Great Thinkers : Karl Marx. New Jersey, USA: P & R Publishing, 2017. Academic.