APA (7e ed.) Bronvermelding

Singer , E. (1969). The practical approach to skill analysis. Mc Graw Hill.

Chicago (17e ed.) Bronvermelding

Singer , Edwin. The Practical Approach to Skill Analysis. London: Mc Graw Hill, 1969.

MLA (9e ed.) Bronvermelding

Singer , Edwin. The Practical Approach to Skill Analysis. Mc Graw Hill, 1969.