एपीए उद्धरण

Body, S., Bradshaw, C., Rickard, J., Szabadi, E., & Zhang, Z. Effect of reinforcer magnitude on performance maintained by progressive-ratio schedules.

शिकागो स्टाइल उद्धरण

Body, S., C.M Bradshaw, J.F Rickard, E. Szabadi, और Z. Zhang. Effect of Reinforcer Magnitude On Performance Maintained By Progressive-ratio Schedules.

एमएलए उद्धरण

Body, S., et al. Effect of Reinforcer Magnitude On Performance Maintained By Progressive-ratio Schedules.