APA (7th ed.) Citation

LaRoche, C. J. (1955). Behind ad agency changes is a trend to greater stability. Printers Ink, 250, 21.

Chicago Style (17th ed.) Citation

LaRoche, C. J. "Behind Ad Agency Changes Is a Trend to Greater Stability." Printers Ink 250 (1955): 21.

MLA (9th ed.) Citation

LaRoche, C. J. "Behind Ad Agency Changes Is a Trend to Greater Stability." Printers Ink, vol. 250, 1955, p. 21.

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