APA (7th ed.) Citation

O'Brien, R. (1970). Máquinas. Life.

Chicago Style (17th ed.) Citation

O'Brien, Robert. Máquinas. México D.F: Life, 1970.

MLA (9th ed.) Citation

O'Brien, Robert. Máquinas. Life, 1970.

Warning: These citations may not always be 100% accurate.