APA (7th ed.) Citation

Purkis, H., & Lipp, O. (2010). Stimulus competition in pre/post and online ratings in an evaluative learning design.

Chicago Style (17th ed.) Citation

Purkis, H., and Ottmar Lipp. Stimulus Competition in Pre/post and Online Ratings in an Evaluative Learning Design. 2010.

MLA (9th ed.) Citation

Purkis, H., and Ottmar Lipp. Stimulus Competition in Pre/post and Online Ratings in an Evaluative Learning Design. 2010.

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