Gaya APA

English 900 : A Basic Course Four. (). London: Cassel & Collier Macmillan Publishers.

Gaya Chicago

English 900 : A Basic Course Four. . London: Cassel & Collier Macmillan Publishers, . Text.

Gaya MLA

English 900 : A Basic Course Four. . London: Cassel & Collier Macmillan Publishers, . Text.

Gaya Turabian

English 900 : A Basic Course Four. London: Cassel & Collier Macmillan Publishers, . Print.