Gaya APA

Schiersmann, C. et al (2012). NICE Handbook: for the Academic Training of Career Guidance and Counselling Professionals . Jerman: Heidelberg University.

Gaya MLA

Schiersmann, Christiane. et al. "NICE Handbook: for the Academic Training of Career Guidance and Counselling Professionals". Jerman: Heidelberg University, 2012. Text.