Koch, J., & Selka, R. (1991). Leittext - the self-reliant way of learning: Information for seminar participants. Federal Inst. for Vocational Training.
Chicago Style (17th ed.) CitationKoch, Johannes, and Reinhard Selka. Leittext - the Self-reliant Way of Learning: Information for Seminar Participants. Berlin u.a: Federal Inst. for Vocational Training, 1991.
MLA (9th ed.) CitationKoch, Johannes, and Reinhard Selka. Leittext - the Self-reliant Way of Learning: Information for Seminar Participants. Federal Inst. for Vocational Training, 1991.
Warning: These citations may not always be 100% accurate.