एपीए उद्धरण

Lattal, K. A. Delayed reinforcement of operant behavior.

शिकागो स्टाइल उद्धरण

Lattal, Kennon A. Delayed Reinforcement of Operant Behavior.

एमएलए उद्धरण

Lattal, Kennon A. Delayed Reinforcement of Operant Behavior.