Makarenko, A.S., author
Progress Publishers, 1965
Buku Teks
Rhim, Johng S., editor
Springer, 2011
eBooks
Dave Ulrich
McGraw Hil Education, 2009
Buku Teks
Bloom, Benyamin S., author
McGraw-Hill, 1976
Buku Teks
Wulf, Christoph, author
Routledge, 2022
eBooks