APA Edition Citation

Hornby, A., & Mackin, R. (1968). Oxford progressive English alternate course. 4V.

Chicago Edition Citation

Hornby, As, and R. Mackin. Oxford Progressive English Alternate Course. 4V. 1968.

MLA Edition Citation

Hornby, As, and R. Mackin. Oxford Progressive English Alternate Course. 4V. 1968.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.