Cita APA (7th ed.)

Sullivan, C. (2014). Drawing the landscape: The art of hand drawing and digital representation (Fourth Edition.). John Wiley & Sons, Inc.

Cita Chicago (17th ed.)

Sullivan, Chip. Drawing the Landscape: The Art of Hand Drawing and Digital Representation. Fourth Edition. Hoboken, New Jersey: John Wiley & Sons, Inc, 2014.

Cita MLA (9th ed.)

Sullivan, Chip. Drawing the Landscape: The Art of Hand Drawing and Digital Representation. Fourth Edition. John Wiley & Sons, Inc, 2014.