APA

Blij H. J., Muller P. O. & Palka E. J. (2005). Concepts and Regions in Geography. Hoboken, New Jersey: John Wiley & Sons, Inc.

Chicago

Blij H J, Muller P O and Palka E J. 2005. Concepts and Regions in Geography. Hoboken, New Jersey: John Wiley & Sons, Inc.

Harvard

Blij H. J., Muller P. O. and Palka E. J. (2005). Concepts and Regions in Geography. Hoboken, New Jersey: John Wiley & Sons, Inc.

MLA

Blij H J, Muller P O and Palka E J. Concepts and Regions in Geography. Hoboken, New Jersey: John Wiley & Sons, Inc. 2005.