Draw a square
Place it in the center of the sheet.
Draw two rectangles 1-2 cm lower from the line at the bottom, draw a small square between them.
After that, separate the rectangle with the help of the diagonal lines and correct the stub.
Draw two vertical lines, slightly cutting the corners of the square.
Remove the unnecessary lines
Divide the book
Divide the book into two equal parts, draw an inverted triangle on the top.
Erase the upper line
Erase the upper line. Now we have the cover.
Draw the same rectangle but the top of it must be rounded at a short distance on the left side from the cover.
Draw the pages on the right side in the same way.
Give the volume to the book.
Now you can draw a few pages which have been slightly separated when they were opened.
Mark the rest of the pages with the help of some lines.
Draw the right half of the book in the same way.