APA-ийн эшлэл(7 дахь хэвлэлт)
Bishop, R. (2009). When play was play: Why pick-up games matter. Excelsior Editions/State University of New York Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Bishop, Ronald. When Play Was Play: Why Pick-up Games Matter. Albany: Excelsior Editions/State University of New York Press, 2009.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Bishop, Ronald. When Play Was Play: Why Pick-up Games Matter. Excelsior Editions/State University of New York Press, 2009.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.