APA (7th ed.) Citation

Isaias, P. (2012). Subject Recommended Samples: Snowball Sampling. IGI Global.

Chicago Style (17th ed.) Citation

Isaias, Pedro. Subject Recommended Samples: Snowball Sampling. IGI Global, 2012.

MLA (9th ed.) Citation

Isaias, Pedro. Subject Recommended Samples: Snowball Sampling. IGI Global, 2012.

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